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MCQOPTIONS
This section includes 2670 Mcqs, each offering curated multiple-choice questions to sharpen your Railways knowledge and support exam preparation. Choose a topic below to get started.
| 801. |
For the maintenance section of an industry, the most suitable incentive plan would be: |
| A. | Piece rate system |
| B. | Group incentive plane |
| C. | Bonus plan |
| D. | Profit sharing plan. |
| Answer» D. Profit sharing plan. | |
| 802. |
The following data pertain to a worker: Base rate = Rs. 20 per hour Time taken for completing the job = 2 hours. Standard time = 3 hours. Under Halsey plan, the total earning of the worker is: |
| A. | Rs. 36.67 |
| B. | Rs. 40.67 |
| C. | Rs. 46.67 |
| D. | Rs. 5657 |
| Answer» D. Rs. 5657 | |
| 803. |
Match List-I with List-II and select the correct answer using the codes given below the lists: List-I List-II A. A man is doing one productive work 1. B. A load is moving from one place to another 2. C. A hand is not accomplishing anything and is waiting 3. D. A hand is holding and object 4. 5. Codes: |
| A. | A\[\to \]1, B\[\to \]4, C\[\to \]3, D\[\to \]5 |
| B. | A\[\to \]1, B\[\to \]3, C\[\to \]4, D\[\to \]5 |
| C. | A\[\to \]3, B\[\to \]2, C\[\to \]1, D\[\to \]4 |
| D. | A\[\to \]3, B\[\to \]4, C\[\to \]5, D\[\to \]2 |
| Answer» B. A\[\to \]1, B\[\to \]3, C\[\to \]4, D\[\to \]5 | |
| 804. |
A diagram showing the path followed by men and materials while performing a task is known as: |
| A. | String Diagram |
| B. | Flow Process Chart |
| C. | Travel Chart |
| D. | Flow Diagram |
| Answer» C. Travel Chart | |
| 805. |
The essential condition for the decompression of an activity is: |
| A. | The project time should change due to de- compression |
| B. | After decompression the time of an activity invariably exceeds its normal time |
| C. | An activity could be decompressed to the maximum extent of its normal time |
| D. | None of the above. |
| Answer» D. None of the above. | |
| 806. |
In Bedaux skill and effort rating, a normal worker is rated at: |
| A. | B |
| B. | 60 B |
| C. | 100 B |
| D. | 144 B |
| Answer» C. 100 B | |
| 807. |
Which of the following plans guarantees minimum wage to a workers and bonus based on fixed per-centage of time saved: |
| A. | Gantt plan |
| B. | Halsey plan |
| C. | Rowan plan |
| D. | Bedaux plan. |
| Answer» D. Bedaux plan. | |
| 808. |
A sum of Rs. 500/-Paid as wages for erecting a machine should be debited to: |
| A. | Machinery account |
| B. | suspense account |
| C. | Wages account |
| D. | repair account |
| Answer» B. suspense account | |
| 809. |
Match List-I with List-II and select the correct answer using the code given below the lists: List-I (Technique) List-II (Suitable for) A. Time study 1. Short-cycle nonrepetitive jobs B. Work sampling 2. Manual operations C. Analytical estimation 3. Short-cycle repetitive jobs D. MTM 4. Long-cycle jobs/ heterogeneous operations/operations involving team work Codes: |
| A. | A\[\to \]2, B\[\to \]4, C\[\to \]1, D\[\to \]3 |
| B. | A\[\to \]3, B\[\to \]1, C\[\to \]4, D\[\to \]2 |
| C. | A\[\to \]2, B\[\to \]1, C\[\to \]4, D\[\to \]3 |
| D. | A\[\to \]3, B\[\to \]4, C\[\to \]1, D\[\to \]2 |
| Answer» E. | |
| 810. |
For a manual operation observed time data are given below: Recorded time : 15 minute Rating of the worker : 80% Personal allowance : 0.6 minute Basic fatigue allowance : 0.8 minute Contingency work allowance : 12 minute Unavoidable delay allowance : 11 minute What is the standard time for the operation? |
| A. | 16.4 minute |
| B. | 175 minute |
| C. | 185 minute |
| D. | none of the above |
| Answer» E. | |
| 811. |
Match List-I with List-II and select the correct answer using the code given below the lists: List-I (Type of Job) List-II (Appropriate Method-study Technique) A. Complete sequence of operations 1. Flow diagram B. Factory layout: movement of materials 2. Flow process chart C. Factory Layout: movement of workers 3. Multiple activity chart D. Gang work 4. String diagram Codes: |
| A. | A\[\to \]4, B\[\to \]3, C\[\to \]2, D\[\to \]1 |
| B. | A\[\to \]2, B\[\to \]1, C\[\to \]4, D\[\to \]3 |
| C. | A\[\to \]4, B\[\to \]1, C\[\to \]2, D\[\to \]3 |
| D. | A\[\to \]2, B\[\to \]3, C\[\to \]4, D\[\to \]1 |
| Answer» C. A\[\to \]4, B\[\to \]1, C\[\to \]2, D\[\to \]3 | |
| 812. |
For a manual operation of study the total processing standard time using a chronometer, following observations were made: Processing time : 16 minutes Rating of the worker : 120% Personal allowance : 0.6 minutes Basic fatigue allowance : 1.92 minutes Unavoidable delay allowance : 1.08 minutes What is the standard operation time for the operation? |
| A. | 16 minutes |
| B. | 17.92 minutes |
| C. | 21.52 minutes |
| D. | none of the above |
| Answer» E. | |
| 813. |
Which one of the following is the correct statement? In cost estimation at the break even point, the cost production is: |
| A. | Greater than the sales |
| B. | Less than the sales |
| C. | Equal to total sales |
| D. | Profit sales |
| Answer» D. Profit sales | |
| 814. |
A shaft (diameter \[20+0.15-0.15\,\,mm\]) and a hole (diameter \[20\,\sigma \,mm\]) when assembled would yield: |
| A. | Transition fit |
| B. | Interference fit |
| C. | Clearance fit |
| D. | none |
| Answer» D. none | |
| 815. |
A manufacturer of rivets claims that the failure load in shear of his product is \[500\pm 25\,N.\] This specification implies that |
| A. | No rivet is weaker than 475 N and stronger than 525 N |
| B. | The standard deviation of strength of random sample of rivets is 25 N |
| C. | There is an equal probability of failure strength to be either 475 N or 525 N |
| D. | There is approximately two-to-one chance that the strength of a rivet lies between 475 N or 525 N. |
| Answer» B. The standard deviation of strength of random sample of rivets is 25 N | |
| 816. |
Interchangeably can be achieved by: |
| A. | Standardization |
| B. | Better process planning |
| C. | Simplification |
| D. | Better product planning. |
| Answer» B. Better process planning | |
| 817. |
Process capability of a machine is defined as the capability of the machine to |
| A. | Produce a definite volume of work per minute |
| B. | Perform definite number of operations |
| C. | Produce job at a definite spectrum of speed |
| D. | Hold a definite spectrum of tolerances and surface finish. |
| Answer» E. | |
| 818. |
Allowance in limits and fits refers to: |
| A. | Maximum clearance between shaft and hole |
| B. | Minimum clearance between shaft and hole |
| C. | Difference between maximum and minimum size of hole |
| D. | Difference between maximuni- and minimum size of shaft. |
| Answer» D. Difference between maximuni- and minimum size of shaft. | |
| 819. |
Two shafts A and B have their diameters specified as \[100\,\pm \,0.1\,mm\] and \[0.1\,\pm \,0.0001\,mm\]respectively. Which of the following statements (s) is/are true? |
| A. | Tolerance in the dimension is greater in shaft A |
| B. | The relative error in the dimension is greater in shaft A |
| C. | Tolerance in the dimension is greater in shaft B |
| D. | The relative error in the dimension is same for shaft A and shaft B. |
| Answer» B. The relative error in the dimension is greater in shaft A | |
| 820. |
Match List-I (Measuring instruments) with List-II (Applications) and select the correct answer by using the codes given below the lists: List-I (Measuring instruments) List-II (Applications) A. Talysurf 1. T-slots B. Telescopic gauge 2. Flatness C. Transfer calipers 3. Internal diameter D Autocollimator 4. Roughness Codes: |
| A. | A\[\to \]3, B\[\to \]4, C\[\to \]2, D\[\to \]1 |
| B. | A\[\to \]4, B\[\to \]3, C\[\to \]1, D\[\to \]2 |
| C. | A\[\to \]4, B\[\to \]3, C\[\to \]2, D\[\to \]1 |
| D. | A\[\to \]3, B\[\to \]4, C\[\to \]1, D\[\to \]2 |
| Answer» C. A\[\to \]4, B\[\to \]3, C\[\to \]2, D\[\to \]1 | |
| 821. |
Three blocks \[{{B}_{1}},\] \[{{B}_{2}}\] and \[{{B}_{3}}\] are to inserted in cannel of width S maintaining a minimum gap of width \[T=0.125\,\,m,\] as shown in figure. For \[=\,18.75\pm 0.08\,;\,Q=25.00\pm 0.12\,;\,R=28.125\pm 0.1\]and \[S=72.35+X,\] (where all dimensions are in mm), the tolerance X is: |
| A. | \[+0.38\] |
| B. | \[-\,0.38\] |
| C. | \[+0.05\] |
| D. | \[-\,0.05\] |
| Answer» E. | |
| 822. |
Cold working produces the following effects: 1. Stresses are set up in metal 2. Grain structure gets distorted 3. Strength and hardness of the metal are de- creased 4. Surface finish is reduced Which of these statements are correct? |
| A. | 1 and 2 |
| B. | 1, 2 and 3 |
| C. | 3 and 4 |
| D. | 1 and 4 |
| Answer» B. 1, 2 and 3 | |
| 823. |
Auto collimator is used to cheek: |
| A. | Roughness |
| B. | Flatness |
| C. | Angle |
| D. | Automobile balance |
| Answer» C. Angle | |
| 824. |
Ideal surface roughness, as measured by the maximum height of unevenness, is best achieved when the material is removed by: |
| A. | An end mill |
| B. | A grinding wheel |
| C. | A tool with zero nose radius |
| D. | A ball mill. |
| Answer» E. | |
| 825. |
In the specification of dimension and fits, allowance is: |
| A. | Equal to bilateral tolerance |
| B. | Equal to unilateral tolerance |
| C. | Independent of tolerance |
| D. | Equal to the difference between maximum and maximum dimension specified by the tolerance. |
| Answer» D. Equal to the difference between maximum and maximum dimension specified by the tolerance. | |
| 826. |
Match List-I (instruments) with List-II (measurement) and select the correct answer by using the codes given below the lists: List-I (Instrument) List-II (Measurement) A. Pilot-tube 1. R.P.M. of a shaft B. McLeod gauge 2. Displacement C. Planimeter 3. Flow velocity D. LVDT 4. Vacuum 5. Surface finish 6. Area Codes: |
| A. | A\[\to \]4, B\[\to \]3, C\[\to \]6, D\[\to \]2 |
| B. | A\[\to \]4, B\[\to \]3, C\[\to \]2, D\[\to \]6 |
| C. | A\[\to \]3, B\[\to \]4, C\[\to \]2, D\[\to \]6 |
| D. | A\[\to \]3, B\[\to \]4, C\[\to \]6, D\[\to \]2 |
| Answer» E. | |
| 827. |
Match List-I with List-II and select the correct answer using the codes given below the lists: List-I (Measuring device) List-II (Parameter measured) A. Diffraction grating 1. Smaller angular deviations on long flat surfaces B. Optical flat 2. On-line measurement of moving parts C. Auto collimators 3. Measurement of gear pitch D. Laser scan micrometer 4. Surface texture using interferometry 5. Measurement of very small displacements Codes: |
| A. | A\[\to \]5, B\[\to \]4, C\[\to \]2, D\[\to \]1 |
| B. | A\[\to \]3, B\[\to \]5, C\[\to \]1, D\[\to \]2 |
| C. | A\[\to \]3, B\[\to \]5, C\[\to \]4, D\[\to \]1 |
| D. | A\[\to \]5, B\[\to \]4, C\[\to \]1, D\[\to \]2 |
| Answer» E. | |
| 828. |
What term is used to designate the direction of the pre-dominant surface pattern produced by machining operation? |
| A. | Roughness |
| B. | lay |
| C. | Waviness |
| D. | cut-off |
| Answer» D. cut-off | |
| 829. |
What symbol is used to indicate surface roughness? |
| A. | \[=\] |
| B. | \[\sqrt{{}}\] |
| C. | \[\sqrt[0.1]{{}}\] |
| D. | \[\Delta \] |
| Answer» D. \[\Delta \] | |
| 830. |
Consider the following statements: A nomenclature \[\phi \,50\,\text{H8/p8}\] denoted that 1. Hole diameter is 50 mm 2. It is a shaft base system 3. 8 indicates fundamental deviation. Which of the statements given above is/are correct? |
| A. | 1, 2 and 3 |
| B. | 1 and 2 only |
| C. | 1 and 3 only |
| D. | 3 only |
| Answer» D. 3 only | |
| 831. |
Match List I (Quality control concepts) with List II (Quality control techniques) and select the correct answer using the codes given below the lists: List-I (Quality control concepts) List-II (Quality control techniques) A. Tightened and reduced inspection 1. Dodge roming tables B. Lot tolerance percent defective 2. Control chart for variables C. Poisson distribution 3. MIL standards D. Normal distribution 4. Control chart for number of non-conformities Codes: |
| A. | A\[\to \]2, B\[\to \]1, C\[\to \]4, D\[\to \]3 |
| B. | A\[\to \]3, B\[\to \]4, C\[\to \]1, D\[\to \]2 |
| C. | A\[\to \]3, B\[\to \]1, C\[\to \]4, D\[\to \]2 |
| D. | A\[\to \]2, B\[\to \]4, C\[\to \]1, D\[\to \]3 |
| Answer» D. A\[\to \]2, B\[\to \]4, C\[\to \]1, D\[\to \]3 | |
| 832. |
Consider the following fits: 1. I.C engine cylinder and piston 2. Ball bearing outer race and housing 3. Ball bearing inner race and shaft Which of the above fits are based on the shaft b system? |
| A. | 1 and 2 |
| B. | 2 and 3 |
| C. | 1 and 3 |
| D. | 1, 2 and 3 |
| Answer» C. 1 and 3 | |
| 833. |
Consider the following statements in respect of double sampling plan: 1. Average number of pieces inspected is double that of single sampling 2. Average number of pieces inspected is less than that for single sampling 3. Decision to accept or reject the lot is taken only after the inspection of both samples 4. Decision to accept or reject the lot is reached a sometimes after one sample and sometimes after two samples. Which of these statements are correct? |
| A. | 1, 2 and 3 |
| B. | 2 and 4 |
| C. | 1 and 4 |
| D. | 2 and 3 |
| Answer» E. | |
| 834. |
Which one of the following step would lead to interchangeability? |
| A. | Quality control |
| B. | process planning |
| C. | Operator training |
| D. | product design. |
| Answer» B. process planning | |
| 835. |
Match List-I (Trend/Defect) with List-II (Chart) and select the correct answer using the codes given below flue fists: List-I (Trend/Defect) List-II (Chart) A. Trend 1. R-Chart B. Dispersion 2. C-Chart C. Number of defects 3. \[\bar{X}\] - Chart D. Number of defectives 4. \[np-\]Chart 5. u-Chart Codes: |
| A. | A\[\to \]5, B\[\to \]3, C\[\to \]2, D\[\to \]4 |
| B. | A\[\to \]3, B\[\to \]1, C\[\to \]4, D\[\to \]2 |
| C. | A\[\to \]3, B\[\to \]1, C\[\to \]2, D\[\to \]4 |
| D. | A\[\to \]3, B\[\to \]4, C\[\to \]5, D\[\to \]2 |
| Answer» D. A\[\to \]3, B\[\to \]4, C\[\to \]5, D\[\to \]2 | |
| 836. |
Which of the following is an interference fit? |
| A. | Push fit |
| B. | running fit |
| C. | Sliding fit |
| D. | shrink lit |
| Answer» E. | |
| 837. |
A control chart is established with limits of \[\pm \,2\] standard errors for use in monitoring samples of size \[n=20.\] Assume the process to be in control. What is the likelihood of a sample mean falling outside the control limits? |
| A. | 97.7% |
| B. | 0.953 |
| C. | 4.5% |
| D. | 0.23 |
| Answer» C. 4.5% | |
| 838. |
The tolerance specified by the designer for the diameter of a shaft is 20.00 \[\pm \] 0.025 mm. The shafts produced by three different machines A, B and C have mean diameters of 19.99 mm, 20.00 mm and 20.01 mm respectively, with same standard deviation. What will be the percentage rejection for the shafts produced by machines A, B and C? |
| A. | Same for the machine A, B and C since the standard deviation is same for the three machines |
| B. | Least for machine A |
| C. | Least for machine B |
| D. | Least for machine C. |
| Answer» B. Least for machine A | |
| 839. |
Repetitive fast speed activities can be effectively analyzed by taking photograph at: |
| A. | Low speed and screening at low speed |
| B. | High speed and screening at high speed |
| C. | High speed and screening at low speed |
| D. | Low speed and screening at high speed. |
| Answer» D. Low speed and screening at high speed. | |
| 840. |
In the tolerance specification 25 D 6, the letter D represents: |
| A. | Grade of tolerance |
| B. | Upper deviation |
| C. | Lower deviation |
| D. | Type of fit. |
| Answer» D. Type of fit. | |
| 841. |
Interchangeability can be achieved by: |
| A. | Standardization |
| B. | Better process planning |
| C. | Simplification |
| D. | Better product planning. |
| Answer» B. Better process planning | |
| 842. |
Process capability of machine is definas the capability of the machine to: |
| A. | Produce definite volume of work per minute |
| B. | Produce definite number of operations |
| C. | Produce a job at a definite spectrum of speed |
| D. | Hold a definite spectrum of tolerances and surface finish. |
| Answer» E. | |
| 843. |
Consider the following factors: 1. Size and shape that can be produced economically 2. Porosity of the parts produced. 3. Available press capacity 4. High density Which of the above are limitations of powder metallurgy? |
| A. | 1, 3 and 4 |
| B. | 2 and 3 |
| C. | 1, 2 and 3 |
| D. | 1 and 2 |
| Answer» D. 1 and 2 | |
| 844. |
Drop forging is used to produce: |
| A. | Small components |
| B. | Large components |
| C. | Identical components in large numbers |
| D. | Medium-size components |
| Answer» D. Medium-size components | |
| 845. |
Rolling very thin strips of mild steel requires: |
| A. | Large diameter rolls |
| B. | Small diameter rolls |
| C. | High speed rolling |
| D. | Rolling without a lubricant. |
| Answer» B. Small diameter rolls | |
| 846. |
A blank of 30 mm diameter is to be produced out of 10 mm thick sheet on a simple die. If 6% clearance is recommended, then the nominal diameters of die and punch are respectively: |
| A. | 30.6 mm and 29.4 mm |
| B. | 30.6 mm and 30 mm |
| C. | 30 mm and 29.4 mm |
| D. | 30 mm and 28.8 mm |
| Answer» D. 30 mm and 28.8 mm | |
| 847. |
Match List-I (Process) with List-II (Production of parts) and select the correct (answer using the codes given below the lists: List-I List-II A. Rolling 1. Discrete parts B. Forging 2. Rod and Wire C. Extrusion 3. Wide variety of shapes with thin walls D. Drawing 4. Flat plates and sheets 5. Solid and hollow parts Codes: |
| A. | A\[\to \]2, B\[\to \]5, C\[\to \]3, D\[\to \]4 |
| B. | A\[\to \]1, B\[\to \]2, C\[\to \]5, D\[\to \]4 |
| C. | A\[\to \]4, B\[\to \]1, C\[\to \]3, D\[\to \]2 |
| D. | A\[\to \]4, B\[\to \]1, C\[\to \]5, D\[\to \]2 |
| Answer» E. | |
| 848. |
Magnesium is extruded and not rolled because: |
| A. | It has a low melting point |
| B. | It has a low density |
| C. | Its reactivity with roll material high |
| D. | It has a dose-packed hexagonal structure. |
| Answer» D. It has a dose-packed hexagonal structure. | |
| 849. |
Match List-I (parts) with List-II (Manufacturing processes) and select the correct answer using the codes given below the lists: List-I (Parts) List-II (Manufacturing processes) A. Seamless tubes 1. Roll forming B. Accurate and smooth tubes 2. Shot peening C. Surfaces having hardness and fatigue strength 3. Forging higher 4. Cold forming Codes: |
| A. | A\[\to \]1, B\[\to \]4, C\[\to \]2, |
| B. | A\[\to \]2, B\[\to \]3, C\[\to \]1 |
| C. | A\[\to \]1, B\[\to \]3, C\[\to \]2 |
| D. | A\[\to \]2, B\[\to \]4, C\[\to \]1 |
| Answer» B. A\[\to \]2, B\[\to \]3, C\[\to \]1 | |
| 850. |
Consider the following steps involved in hamrner forging a connecting rod from bar Stock 1. Blocking 2. Trimming 3. Finishing 4. Fullering 5. Edging Which of the following is the correct sequence of operations? |
| A. | 1, 4, 3, 2 and 5 |
| B. | 4, 5, 1, 3 and 2 |
| C. | 5, 4, 3, 2 and 1 |
| D. | 5, 1, 4, 2 and 3 |
| Answer» C. 5, 4, 3, 2 and 1 | |