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Mechanical Engineering Quiz 10

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Mechanical Engineering Quiz 10

1 / 50

The ultimate tensile strength of low carbon steel by working at a high strain rate will_________________?

2 / 50

Monte Carlo solutions in queuing theory are extremely useful in queuing problems_________________?

3 / 50

The metallic structure of mild steel is_________________?

4 / 50

A trolley wire weighs 1.2 kg per meter length. The ends of the wire are attached to two poles 20 meters apart. If the horizontal tension is 1500 kg find the dip in the middle of the span___________________?

5 / 50

Pulverized fuel is used for___________________?

6 / 50

In which case the air-fuel ratio is likely to be maximum _________________?

7 / 50

In PERT analysis, critical path is obtained by joining events having___________________?

8 / 50

Connecting rod is usually made of_________________?

9 / 50

Petrol is distilled at a temperature in range of__________________?

10 / 50

A neutral flame is obtained by supplying___________________?

11 / 50

As a result of detonation in an I.C engine, following parameter attains very high value _____________________?

12 / 50

A diesel engine as compared to petrol engine (both running ar rated load) is ____________________?

13 / 50

The normal stress is same in all directions at a point in a fluid_______________?

14 / 50

Which tool is used to measure gap size in a rough alignment?

15 / 50

Kinematic viscosity is equal to_________________?

16 / 50

Inertia force acts___________________?

17 / 50

The pour point of diesel oil must be_________________?

18 / 50

Wrought iron is________________?

19 / 50

Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure___________________?

20 / 50

The compression ratio in a gas turbine is of the roder of____________________?

21 / 50

Pick up the wrong statement?

22 / 50

Kinematic pairs are those which have two elements that ______________?

23 / 50

Solids and liquids have___________________?

24 / 50

I.S. specifies following total number of grades of tolerances__________________?

25 / 50

Corioli?s component of acceleration exists whenever a point moves along a path that has________________?

26 / 50

Amongst the following, the fissionable materials are________________?

27 / 50

Francis turbine is best suited for_____________________?

28 / 50

Elastic nut is a locking device in which__________________?

29 / 50

Inventory control in production, planning and control aims at________________?

30 / 50

Turn buckle has____________________?

31 / 50

A key is subjected to side pressure as well at shearing forces. These pressures are called_________________?

32 / 50

Blast furnace produces following by reduction of iron ore_______________?

33 / 50

Pick up the correct statement about relationship between various floats______________________?

34 / 50

Structural steel contains following principal alloying elements__________________?

35 / 50

Free air is the air at________________?

36 / 50

In axial flow fans and turbines, fluid enters and leaves as follows________________?

37 / 50

The Ackermann steering mechanism is preferred to the Davis type in automobiles because____________________?

38 / 50

In actual machines_____________________?

39 / 50

Auto-ignition reaction time for petrol engine first decreases with increase in fuel air ratio, reaches a minimum value and then increases with subsequent increase in fuel air ratio. The minimum value occurs in the region of________________?

40 / 50

Efficiency of a riveted joint is the ratio of its strength (max. load it can resist without failure) to the strength of the unpunched plate in_________________?

41 / 50

In order that a cycle be reversible, following must be satisfied ________________?

42 / 50

Thermal conductivity of wood depends on_______________?

43 / 50

A diesel engine has_________________?

44 / 50

Which of the following is independent of sales forecast______________?

45 / 50

On a ladder resting on smooth ground and leaning against vertical wall, the force of friction will be___________________?

46 / 50

In vapor compression refrigeration system, refrigerant occurs as liquid between_________________?

47 / 50

The efficiency of a nuclear power plant in comparsion to a conventional thermal power plant is________________?

48 / 50

Gnatt charts are used for_________________?

49 / 50

The composition of silver solder is ___________________?

50 / 50

Which is correct statement about reaction time for autoignition of fuel and the fuel air ratio__________________?

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