Mechanical Engineering Quiz 35

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Mechanical Engineering Quiz 35

1 / 50

Normal depth in open channel flow is the depth of flow corresponding to_______________?

2 / 50

Lancashire boiler is of____________________?

3 / 50

Which of the following disciplines provides study of inertia forces arising from the combined effect of the mass and the motion of the parts_______________?

4 / 50

In order to prevent formation of carbon on the injector, the temperature of nozzle tip should be__________________?

5 / 50

The thermal efficiency of a petrol engine of two stroke with crank case scavenging as compared to four stroke petrol engine with same comperssion ratio will be_____________________?

6 / 50

Green coal, in order to be burnt, must be____________________?

7 / 50

In forced recirculation type boiler__________________?

8 / 50

The advantage of dry compression is that________________?

9 / 50

For water, at pressures below atmospheric___________________?

10 / 50

The continuity equation is connected with__________________?

11 / 50

In a tensile test on mild steel specimen, the breaking stress as compared to ultimate tensile stress is_________________?

12 / 50

Klein?s construction gives a graphica construction for________________?

13 / 50

The ignition coil in diesel engines produces voltage of the order of________________?

14 / 50

The number of flue tubes in Lancashire boiler is_________________?

15 / 50

Which of the following incentive plansrensures a part of the swing to the worker and rest to the employer_______________?

16 / 50

Uniform flow occurs when_____________________?

17 / 50

Which of the following boilers is best suited to meet fluctuating demands___________________?

18 / 50

Chromium in steel_________________?

19 / 50

A closed system is one in which_________________________?

20 / 50

Differential monometer is used to measure___________________?

21 / 50

Inconel is an alloy of___________________?

22 / 50

The pressure angle of a cam depends upon___________________?

23 / 50

Domestic refrigerator working on vapour compression cycle uses the following type of expansion device____________________?

24 / 50

Pick up the correct statement ?

25 / 50

A heat exchange process in which the product of pressure and volume remains constant is known as_______________?

26 / 50

Which one of the following represents a group incentive plan ?

27 / 50

All heat engines utilize_____________________?

28 / 50

Rain drops are spherical because of__________________?

29 / 50

In jet propulsion power unit, the inlet duct of diverging shape is used in order to _______________ ?

30 / 50

Ignition quailty of petrol is expressed by___________________?

31 / 50

Vanadium in high speed steels__________________?

32 / 50

The ideal efficiency of a Brayton cycle without regeneration with increase ni pressure ratio will_________________?

33 / 50

For applications involving high stresses in one direction only the following type of thread would be best suited______________________?

34 / 50

The compressor efficiecny is the__________________?

35 / 50

The more effective way of increasing efficiency of Carnot engine is to____________________?

36 / 50

Boiler parameters are expressed by ___________________?

37 / 50

The thermodynamic efficiency of rotary compressor is based on_______________?

38 / 50

Delta metal is an alloy of__________________?

39 / 50

At very low temperature, the melting and boiling temperatures become equal. This temperature is____________________?

40 / 50

According to Dalton?s law, the total pres sure of the mixture of gases is equal to________________?

41 / 50

In a shaper mechanism, the Corioli?s component of acceleration will_______________?

42 / 50

A boiler in India should conform to safety regulations of__________________?

43 / 50

In carburettors, the top of the fuel jet with reference to the level in the float chamber is kept at_________________?

44 / 50

A wet vapour can be completely specified by__________________?

45 / 50

According to Bernoulli?s equation for steady ideal fluid flow____________________?

46 / 50

Principle of similitude forms the basis of_________________?

47 / 50

A two stroke engine is usually identified by__________________?

48 / 50

The weakest section of a diamond riveting is the section which passes through ___________________?

49 / 50

According to Wien?s law, the wavelength corresponding to maximum energy is proportion to ________________?

50 / 50

A riveted joint in which every rivet of a row is opposite to other rivet of the outer row, is known as______________________?

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