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Mechanical Engineering Quiz 7

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Mechanical Engineering Quiz 7

1 / 50

The intensity of stress which causes unit strain is called_______________?

2 / 50

A slider crank chain consists of following numbers of turning and sliding pairs_________________?

3 / 50

The diameter of cylindrical shell of the Lancashire boiler is of the order of__________________?

4 / 50

The part load efficiency of a carburettor is,___________________?

5 / 50

Rotary compressor is best suited for_____________________?

6 / 50

Vertical lines on pressure-enthalpy chart show constant_______________?

7 / 50

The term ?value? in value engineering refers to_______________?

8 / 50

In the opposed piston diesel engine, the combustion chamber is located________________?

9 / 50

The first method invented for planning projects was________________?

10 / 50

In open combustion chamber in diesel engines____________________?

11 / 50

The maximum temperature in the I. engine cylinder is of the order of ________________?

12 / 50

In nodular iron, graphite is in the form of_____________________?

13 / 50

The process of diffusion of one liquid into the other through a semi-permeable membrane is called_______________________?

14 / 50

In accelerated circulation type boiler________________?

15 / 50

The ideal efficiency of simple gas turbine cycle depends on________________?

16 / 50

At low temperatures (say 75?C) the notched-bar impact value of steel____________________?

17 / 50

The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is___________________?

18 / 50

Turbofan engine employs ____________________ ?

19 / 50

Which of the following is more appropriate for a moderator. One which_________________?

20 / 50

Depending on the radiating properties, body will be transparent when________________?

21 / 50

Plutonium is produced________________?

22 / 50

The refrigerant for a refrigerator should have ___________________?

23 / 50

Which of the following is not the unit of power ?

24 / 50

A single force and a couple acting in the same plane upon a rigid body_________________?

25 / 50

Boiler H.P. is defined as the ________________ ?

26 / 50

The C.G. of a solid hemisphere lies on the central radius 3r________________?

27 / 50

Angle of action of cam is defined as the angle ____________________?

28 / 50

The fatigue limit of a material____________________?

29 / 50

Belt slip may occur due to________________?

30 / 50

Any point on a link connecting double slider crank chain will trace a ________________?

31 / 50

The following is the inversion of slider crank chain mechanism______________________?

32 / 50

The strain energy stored in a body due to suddenly applied load compared to when it is applied gradually is____________________?

33 / 50

According to principle of transmissibility of forces, the effect of a force upon a body is_________________?

34 / 50

Austenite rs a combination of_________________?

35 / 50

The ultimate tensile stress of mild steel compared to ultimate compressive stress is__________________?

36 / 50

The M.I. of hollow circular section about a central axis perpendicular to section as compared to its M.I. about horizontal axis is__________________?

37 / 50

Violent sound pulsations within the cylinder of an IC. engine are caused due to_________________?

38 / 50

When trying to turn a key into a lock, following is applied _____________________?

39 / 50

Form coefficient of spring is _____________________?

40 / 50

An ideal flow of any fluid must fulfill the following____________________?

41 / 50

In designing air preheater, the important design consideration is that_________________?

42 / 50

Basic solution is one which has pH value___________________?

43 / 50

In standard taper roller bearings, the angle of taper of outer raceway is___________________?

44 / 50

The technique for establishing and maintaining priorities among the various jobs of any project is known as___________________?

45 / 50

When heat is transferred from one particle of hot body to another by actual motion of the heated particles, it is referred to as heat transfer by ___________________?

46 / 50

The deflection of a cantilever beam under load W is 8. If its width is halved, then the deflection under load W will be________________?

47 / 50

In an isothermal process, the internal energy________________?

48 / 50

Sulphur content of fuels is very important to the plant operators because it____________________?

49 / 50

Standard time as compared to normal time is_______________?

50 / 50

The crystal structure of brass is_________________?

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