MCQOPTIONS
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MCQOPTIONS
This section includes 815 Mcqs, each offering curated multiple-choice questions to sharpen your Production Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 751. |
A tool is said to have worn if |
| A. | it produces discontinuous chips |
| B. | its cutting angles have changed |
| C. | heat produced in cutting is large |
| D. | None of the above |
| E. | Parting off |
| Answer» C. heat produced in cutting is large | |
| 752. |
Die casted gears are generally used in |
| A. | Counters |
| B. | Toys |
| C. | Cameras |
| D. | Any of the above |
| E. | None of the above |
| Answer» E. None of the above | |
| 753. |
Which of the following is not a 'drawing' process? |
| A. | Spinning |
| B. | Bulging |
| C. | Embossing |
| D. | Tube drawing |
| E. | Lancing |
| Answer» F. | |
| 754. |
Internal gears and splines used in automobile industry are manufactured by |
| A. | Broaching |
| B. | Gears shaping |
| C. | Casting |
| D. | Milling |
| E. | Gears hobbing |
| Answer» B. Gears shaping | |
| 755. |
To break the continuous chips |
| A. | Use a chip breaker in the tool |
| B. | Cut the metal intermittently |
| C. | Use high cutting speed and low feed |
| D. | None of the above |
| E. | Small fragments |
| Answer» B. Cut the metal intermittently | |
| 756. |
Which turning aluminium the side rake angle is nearly |
| A. | Parting off |
| B. | 5? |
| C. | 15? |
| D. | 10? |
| E. | 0? |
| Answer» D. 10? | |
| 757. |
Hard, tough, fragile and heat sensitive metals can be processed by |
| A. | Explosive forming |
| B. | Intraform machining |
| C. | Electrical discharge machining |
| D. | Cold heading |
| E. | High energy rate forming |
| Answer» D. Cold heading | |
| 758. |
In which grinding operation the peripheral speed of the grinding wheel will be highest? |
| A. | Circular grinding |
| B. | Face grinding |
| C. | Internal grinding |
| D. | Surface grinding |
| E. | Part off grinding |
| Answer» F. | |
| 759. |
The weight of hammers used in a fitting ship is |
| A. | 0.25 kg - 0.50 kg |
| B. | Parting off |
| C. | 0.45 kg - 0.70 kg |
| D. | 0.75 kg - 1 kg |
| Answer» E. | |
| 760. |
Which of the following welding process is preferred for wrought iron? |
| A. | Spot welding |
| B. | Mig welding |
| C. | Forge welding |
| D. | Lesser welding |
| E. | Thermit welding |
| Answer» D. Lesser welding | |
| 761. |
In drilling operation if the drill point is outside the drill axis, the effect on the drilled hole will be |
| A. | The hole will be rough |
| B. | The hole will be smooth |
| C. | The hole will become too large |
| D. | The hole will become elliptical |
| E. | The drilled hole will be normal |
| Answer» D. The hole will become elliptical | |
| 762. |
The operation of cutting holes in sheet by a press is known as |
| A. | Punching |
| B. | Shearing |
| C. | Slitting |
| D. | Drilling |
| E. | Trimming |
| Answer» B. Shearing | |
| 763. |
Which of the following does not represent the number of slip gauges in a metric set? |
| A. | 110 |
| B. | 45 |
| C. | 88 |
| D. | 65 |
| E. | 103 |
| Answer» E. 103 | |
| 764. |
Usually the range of an instrument is selected such that |
| A. | Minimum reading coincides with average value of working parameter |
| B. | Minimum reading coincides with minimum value of the working parameter |
| C. | For the working parameter the pointer direction is vertical |
| D. | For the working parameter the pointer deflection is about ? of the full scale |
| E. | None of the above |
| Answer» E. None of the above | |
| 765. |
In lost wax casting for non-ferrous materials, the material of the mould is |
| A. | Sodium silicate |
| B. | Silica |
| C. | Plaster of Paris |
| D. | Ethyl silicate |
| E. | Parting off |
| Answer» D. Ethyl silicate | |
| 766. |
Which of the following pattern can be used for symmetrical objects only? |
| A. | Gated pattern |
| B. | Split pattern |
| C. | Sweep pattern |
| D. | All of the above |
| E. | Parting off |
| Answer» D. All of the above | |
| 767. |
The sheet metals which can be cut by a hand shear have a thickness |
| A. | Any value of s.w.g. |
| B. | Upto 5 s.w.g. |
| C. | Parting off |
| D. | Upto 165 s.w.g. |
| Answer» F. | |
| 768. |
Spherodising is a |
| A. | annealing process |
| B. | surface treatment process |
| C. | Parting off |
| D. | age-hardening process |
| E. | hardening process |
| Answer» B. surface treatment process | |
| 769. |
Black broken lines on a pattern indicates |
| A. | Surface to be left unmachined |
| B. | Surfaces to be machined |
| C. | Seats for loose core prints |
| D. | Core prints |
| E. | Fillets |
| Answer» F. | |
| 770. |
When the capacity of a power press is expressed in 100 tonnes, it implies that |
| A. | Dead weight of the press is 100 tonnes |
| B. | Total production of material will be 100 tonnes in a day |
| C. | The maximum load that the press can apply is 50 tonnes |
| D. | All of the above |
| E. | None of the above |
| Answer» D. All of the above | |
| 771. |
Oxygen cylinders are |
| A. | Cast iron cylinders |
| B. | Seamless steel cylinders |
| C. | Die cast |
| D. | Steel cylinders, welded structure |
| E. | Alloy steel cylinders, thermit welded |
| Answer» C. Die cast | |
| 772. |
The moisture content of moulding sand generally varies from |
| A. | 40-50 percent |
| B. | 2-8 percent |
| C. | 10-25 percent |
| D. | 50-65 percent |
| E. | 25-40 percent |
| Answer» C. 10-25 percent | |
| 773. |
LASER is |
| A. | an electromagnetic radiation |
| B. | a magnetic radiation |
| C. | a light radiation |
| D. | Parting off |
| E. | an atomic radiation |
| Answer» B. a magnetic radiation | |
| 774. |
For making complicated contours on carbide tools, which of the following process is preferred? |
| A. | Electro chemical milling |
| B. | Laser machining |
| C. | Plasma arc machining |
| D. | Electro discharge machining |
| E. | Diamond tool machining |
| Answer» E. Diamond tool machining | |
| 775. |
The stake used for making conical shapes is known as |
| A. | Parting off |
| B. | Hatchet stake |
| C. | Funnel stake |
| D. | Moon stake |
| Answer» D. Moon stake | |
| 776. |
Straight shears are used for |
| A. | Straight line cutting of sheets |
| B. | Making circular cuts |
| C. | Parting off |
| D. | Making irregular cuts |
| Answer» B. Making circular cuts | |
| 777. |
A gear has a pitch diameter of 5.732 inches and circular pitch |
| A. | 5 |
| B. | 9 |
| C. | 7 |
| D. | 3 |
| E. | 1 |
| Answer» B. 9 | |
| 778. |
A work piece of 100 mm diameter is to be machined at a cutting speed of 100 metres per minute. The rpm of the work piece should be |
| A. | 636 |
| B. | 318 |
| C. | 100 |
| D. | 200 |
| E. | 159 |
| Answer» C. 100 | |
| 779. |
Solid punches are used for making holes having diameter equal to |
| A. | Parting off |
| B. | (2.5 - 10) mm |
| C. | (4 - 6) mm |
| D. | (1 - 3) mm |
| Answer» C. (4 - 6) mm | |
| 780. |
Core prints are provided to |
| A. | Form seat to support and hold the core |
| B. | Direct the flow of molten material during pouring |
| C. | Form trade mark of company on castings |
| D. | Reinforce the core to withstand the force of buoyancy of molten metal |
| E. | Produce castings with specific surface design |
| Answer» B. Direct the flow of molten material during pouring | |
| 781. |
A left hand tool on a lathe cuts most efficiently when |
| A. | Automatic feed is connected |
| B. | It travels from left to right |
| C. | It is operated by compound slide |
| D. | It travels from right to left |
| E. | It travels across the bed |
| Answer» C. It is operated by compound slide | |
| 782. |
Permissible percentage of moisture in dry woods for pattern making is |
| A. | Upto 25 percent |
| B. | 1 - 2 percent |
| C. | Upto 15 percent |
| D. | 2 - 5 percent |
| E. | Zero percent |
| Answer» D. 2 - 5 percent | |
| 783. |
Hollow punches are used for making holes upto |
| A. | 10 mm and above |
| B. | Parting off |
| C. | (5 - 8) mm |
| D. | (6 - 9) mm |
| Answer» B. Parting off | |
| 784. |
A Hack-saw blade cuts on |
| A. | Depends on direction of force |
| B. | Both |
| C. | Forward stroke |
| D. | Return stroke |
| E. | Depends on orientation |
| Answer» D. Return stroke | |
| 785. |
Ezy out is |
| A. | A tool for making round objects |
| B. | A taper reamer |
| C. | An instrument for measurement of out of roundness of objects |
| D. | A tool for removing broken bolts and studs from a hole |
| E. | A drill having two diameters |
| Answer» E. A drill having two diameters | |
| 786. |
A circular mill is |
| A. | A circle of 1 metre diameter |
| B. | A milling operation done on lathe is known as circular mill |
| C. | A milling machine used for cutting circular jobs by giving motion to the job during cutting |
| D. | Area of a circle of 1 mile radius |
| E. | Area of 0.001 inch diameter circle |
| Answer» F. | |
| 787. |
Material used for resistances is generally |
| A. | Nichrome |
| B. | Duralumin |
| C. | Constantan |
| D. | Monel metal |
| E. | Elinvar |
| Answer» D. Monel metal | |
| 788. |
Swab is |
| A. | A welding defect |
| B. | A forging die |
| C. | A rocess of manufacturing grinding wheels |
| D. | A tool used in foundry |
| E. | A gear cutter |
| Answer» E. A gear cutter | |
| 789. |
A set hammer is made of |
| A. | Mild steel |
| B. | Parting off |
| C. | High carbon steel |
| D. | Tool steel and hardened |
| Answer» F. | |
| 790. |
A vent wire is |
| A. | is used in cold heading |
| B. | A kind of wire used in hot forging |
| C. | A sharp pointed wire used in foundry for punching holes through the rammed sand |
| D. | A wire for providing airflow |
| E. | None of the above |
| Answer» D. A wire for providing airflow | |
| 791. |
The impedance of piezo-electric crystals is |
| A. | High |
| B. | Negligible |
| C. | Low |
| D. | Very low |
| E. | Average |
| Answer» B. Negligible | |
| 792. |
The tool used for marking the location of bend line on thick metal/marking centres of holes is termed as |
| A. | Hollow punch |
| B. | Centre punch |
| C. | Prick punch |
| D. | Parting off |
| Answer» C. Prick punch | |
| 793. |
Filler metal is essentially used in which of the following welding process? |
| A. | Spot welding |
| B. | Seam welding |
| C. | Projection welding |
| D. | Gas welding |
| E. | All of the above |
| Answer» E. All of the above | |
| 794. |
Which of the following process has least power consumption in kW/cm2/min? |
| A. | Electro discharge machining |
| B. | Laser beam machining |
| C. | Plasma arc machining |
| D. | Ultrasonic machining |
| E. | Abrasive jet machine |
| Answer» D. Ultrasonic machining | |
| 795. |
A kentometer is |
| A. | A manometric device used for measurement of vacumms |
| B. | A simple device used for measurements of kinetic energy |
| C. | A device used for measurement of kinetic energy |
| D. | A device used for the measurement of temperature |
| E. | A device used for the measurement of mass |
| Answer» B. A simple device used for measurements of kinetic energy | |
| 796. |
Which strength is the major consideration, which of the following process should be favoured |
| A. | Forging |
| B. | Sand casting |
| C. | Die casting |
| D. | Hot rolling |
| E. | Any of the above |
| Answer» B. Sand casting | |
| 797. |
In centreless grinding the regulating wheel is inclined at an angle |
| A. | 12 - 24? |
| B. | 9-15? |
| C. | 1 - 8? |
| D. | 15 - 18? |
| E. | 25 - 35? |
| Answer» D. 15 - 18? | |
| 798. |
Ceramic tool inserts are fixed to the tool holder by |
| A. | Casting |
| B. | Soldering |
| C. | Resistance welding |
| D. | Brazing |
| E. | adhesives |
| Answer» E. adhesives | |
| 799. |
In which of the following process the electrode is not consumed? |
| A. | TIG welding |
| B. | Gas welding |
| C. | DC arc welding |
| D. | Plasma welding |
| E. | Laser welding |
| Answer» B. Gas welding | |
| 800. |
Dry blast cleaning involves |
| A. | Blasting the surface with abrasive material |
| B. | Blasting the surface with air only |
| C. | Blasting the surface with sand |
| D. | Blasting the surface with oil |
| E. | None of the above |
| Answer» E. None of the above | |