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This section includes 346 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Engineering knowledge and support exam preparation. Choose a topic below to get started.
1. |
What is the function of “analysis” in the modeling and simulation phase? |
A. | database for maintaining project information |
B. | sub models for eventual reuse |
C. | contains numerical methods |
D. | to produce high-level source code |
Answer» D. to produce high-level source code | |
2. |
Instructions which won’t appear in the object program are called as |
A. | redundant instructions |
B. | exceptions |
C. | comments |
D. | assembler directives |
Answer» E. | |
3. |
A variable reluctance stepper motor is constructed of material with salient poles. |
A. | paramagnetic |
B. | ferromagnetic |
C. | diamagnetic |
D. | non-magnetic |
Answer» C. diamagnetic | |
4. |
The RS pin is for an LCD. |
A. | input |
B. | output |
C. | input & output |
D. | none of the mentioned |
Answer» B. output | |
5. |
The instruction that represents the ‘rotate source, count’ is |
A. | rcl |
B. | rcr |
C. | ror |
D. | all of the mentioned |
Answer» E. | |
6. |
The representation of 8-bit or 16-bit signed binary operands using 2’s complement is a data type of |
A. | ordinal |
B. | ascii |
C. | packed bcd |
D. | integer |
Answer» E. | |
7. |
consists of two different metals connected at two points. |
A. | thermistor |
B. | resistance thermometer |
C. | thermocouple |
D. | semiconductor based sensor |
Answer» D. semiconductor based sensor | |
8. |
A is thermally sensitive resistor that exhibits a large change in resistance. |
A. | thermistor |
B. | resistance thermometer |
C. | thermo couple |
D. | semiconductor based sensor |
Answer» B. resistance thermometer | |
9. |
measures temperature by correlating the resistance of the RTD with temperature. |
A. | thermistor |
B. | resistance thermometer |
C. | thermo couple |
D. | semiconductor based sensor |
Answer» C. thermo couple | |
10. |
Example of ‘Stand-alonesystem’ is |
A. | machining centres |
B. | washing machine |
C. | robots for parts handling |
D. | automated inspection stations |
Answer» C. robots for parts handling | |
11. |
The most inconvenient method for parking is |
A. | 30 degree parking |
B. | 45 degree parking |
C. | 90 degree parking |
D. | parallel parking |
Answer» B. 45 degree parking | |
12. |
The place allotted particularly for only parking is called |
A. | parking lot |
B. | parking space |
C. | clover space |
D. | traffic parking |
Answer» B. parking space | |
13. |
In 90 degree parking the length of kerb is 25m, the parking spaces are |
A. | 10 |
B. | 11 |
C. | 12 |
D. | 13 |
Answer» B. 11 | |
14. |
The parking facility in which elevators are required to change to a different level is called |
A. | parking lot |
B. | multi storeyed building |
C. | clover leaf junction |
D. | ramp |
Answer» C. clover leaf junction | |
15. |
The first stage of the parking lot is |
A. | entrance |
B. | acceptance |
C. | storage |
D. | delivery |
Answer» B. acceptance | |
16. |
The number of parking spaces for a kerb of 59m and having the length of car as 5.0m is? |
A. | 9 |
B. | 10 |
C. | 11 |
D. | 12 |
Answer» C. 11 | |
17. |
Which type of parking facility is convenient for all types of users? |
A. | kerb parking |
B. | off-street parking |
C. | parallel parking |
D. | 90 degree parking |
Answer» E. | |
18. |
Parking facilities may be classified into how many types? |
A. | one |
B. | two |
C. | three |
D. | four |
Answer» C. three | |
19. |
The maximum number of cars can be parked in |
A. | kerb parking |
B. | off-street parking |
C. | parallel parking |
D. | 90 degree parking |
Answer» D. 90 degree parking | |
20. |
The type of parking in which the vehicles are parked along the kerb is called |
A. | kerb parking |
B. | off-street parking |
C. | parallel parking |
D. | angle parking |
Answer» B. off-street parking | |
21. |
The product of fast moving vehicles and number of trains should exceed by how much to justify the bypass road construction? |
A. | 25000 |
B. | 5000 |
C. | 50000 |
D. | 250000 |
Answer» B. 5000 | |
22. |
The capacity of an uncontrolled intersection is |
A. | 1000 to 1200 vehicles /hour |
B. | 1100 to 1200vehilces/hour |
C. | 1200 to 1400 vehicles/hour |
D. | 1400 to 1600 vehicles/hour |
Answer» D. 1400 to 1600 vehicles/hour | |
23. |
5 AUTOMATIC CAR PARK BARRIER. |
A. | direct |
B. | semi direct |
C. | indirect |
D. | cloverleaf |
Answer» E. | |
24. |
A grade intersection may be provided if the PCU exceeds |
A. | 5000 |
B. | 6000 |
C. | 7000 |
D. | 10000 |
Answer» E. | |
25. |
The best type of interchange can be provided with |
A. | rotary |
B. | diamond |
C. | partial cloverleaf |
D. | full cloverleaf |
Answer» E. | |
26. |
Catalytic converters use lambda sensors to keep |
A. | exhaust temperature constant |
B. | exhaust pressure constant |
C. | excess air ratio within a range |
D. | flow rate of air constant |
Answer» D. flow rate of air constant | |
27. |
Knock sensors use |
A. | thermistors |
B. | thermocouples |
C. | piezoelectric pickup |
D. | flap type sensors |
Answer» D. flap type sensors | |
28. |
Hot-wire sensors are used for measurement of |
A. | temperature |
B. | pressure |
C. | mass flow rate |
D. | smoke intensity |
Answer» D. smoke intensity | |
29. |
Seebeck effect is used in |
A. | thermistors |
B. | thermocouples |
C. | rtd |
D. | hot-wire sensor |
Answer» C. rtd | |
30. |
The disadvantage of the piezoelectric pressure pickup is that |
A. | it can only give pressure difference |
B. | it can measure only low pressure |
C. | it is not suitable for dynamic measurement |
D. | has too much sensitivity |
Answer» B. it can measure only low pressure | |
31. |
LVDT is used to measure |
A. | crank angle |
B. | engine speed |
C. | large displacements |
D. | gas temperature |
Answer» D. gas temperature | |
32. |
Hall effect pickup use |
A. | inductive transducers |
B. | potentiometers |
C. | thermistors |
D. | semiconductors |
Answer» E. | |
33. |
The important parameters in a gasoline engine that can be controlled are |
A. | air-fuel ratio |
B. | mixture distribution between cylinders |
C. | ignition timing |
D. | all of the mentioned |
Answer» E. | |
34. |
The main aims of an engine management system is to achieve |
A. | high reliability and durability with lowest possible initial cost |
B. | high power output and torque |
C. | low levels of gaseous and particulate emissions |
D. | all of the mentioned |
Answer» E. | |
35. |
Describing the behavior characteristics through block diagram is done in |
A. | modeling and simulation |
B. | prototyping |
C. | deployment |
D. | design optimization |
Answer» B. prototyping | |
36. |
What is the function of “analysis†in the modeling and simulation phase? |
A. | database for maintaining project information |
B. | sub models for eventual reuse |
C. | contains numerical methods |
D. | to produce high-level source code |
Answer» D. to produce high-level source code | |
37. |
Prototyping involves |
A. | conceptual design |
B. | replacing non-computer systems with actual hardware |
C. | database for maintaining project information |
D. | sub models for eventual reuse |
Answer» C. database for maintaining project information | |
38. |
Which phase of a mechatronics system consists of hardware designing? |
A. | prototyping |
B. | modeling |
C. | simulation |
D. | deployment |
Answer» B. modeling | |
39. |
What is the role of the second level in the mechatronics system design? |
A. | integrates microelectronics into electrically controlled devices |
B. | integrates electrical signal with mechanical action |
C. | advanced control strategy level |
D. | providing artificial intelligence |
Answer» B. integrates electrical signal with mechanical action | |
40. |
Microprocessor based electrical motors are used for |
A. | prediction of fault in the system |
B. | correction before a fault occurs |
C. | actuation purpose in robots |
D. | providing intelligence |
Answer» D. providing intelligence | |
41. |
Deployment in mechatronics design is associated with the final product. |
A. | true |
B. | false |
Answer» B. false | |
42. |
Interface design is an example of hardware integration. |
A. | true |
B. | false |
Answer» C. | |
43. |
In the level of integration of Mechatronics system, an example of the first level is |
A. | fluid valves |
B. | automatic machine tools |
C. | industrial robots |
D. | microprocessors |
Answer» B. automatic machine tools | |
44. |
Which is the first aspect which needs to be considered in the Mechatronics design process? |
A. | hardware integration and simulation |
B. | conceptual design |
C. | mathematical modeling |
D. | modeling and simulation |
Answer» E. | |
45. |
Which step among these follows the wrong sequence in software engineering design process? |
A. | analyze problem |
B. | generate candidate architecture |
C. | finalize design |
D. | select detailed design |
Answer» D. select detailed design | |
46. |
Which of these is said to be true about resolution process in generic software engineering design process? |
A. | architectural design is low resolution process |
B. | detailed design is high resolution process |
C. | all of the mentioned |
D. | none of the mentioned |
Answer» E. | |
47. |
Generic software engineering design process defined by which of these steps? |
A. | generic software engineering design process first job after analysis is detailed design |
B. | attention is turned later to architectural design |
C. | architectural design is not followed by detailed design |
D. | all of the mentioned |
Answer» E. | |
48. |
What is true about generic software product design process? |
A. | it begins with srs |
B. | it ends with product design problem |
C. | analysis is done and end product is project mission statement |
D. | none of the mentioned |
Answer» E. | |
49. |
Why do you think iteration is important for design? |
A. | to frequently reanalyze the problem |
B. | to generate and improve solutions only once for better output |
C. | all of the mentioned |
D. | none of the mentioned |
Answer» B. to generate and improve solutions only once for better output | |
50. |
Which of these is not in sequence for generic design process? |
A. | analyze the problem |
B. | evaluate candidate solutions |
C. | finalize the design |
D. | none of the mentioned |
Answer» C. finalize the design | |