Mechanical Engineering MCQ Questions and Answers Quiz

51. The processes of Carrot cycle are

1. Two adiabatic and two constant volume
2. Two constant pressure and two constant volume
3. Two isothermal and two adiabatic
4. Two isothermal and two isentropic

52. The product of mass and acceleration due to gravity of the body is called.

1. Pressure
2. Force
3. Weight
4. None of this

53. The specific heat at constant pressure(Cp) of an ideal gas is

1. Equal to its specific heat at constant pressure
2. Cp < Cv
3. Cp>Cv
4. Cp = 2 Cv

54. The statement that when any two bodies are in thermal equilibrium with third, they art also in thermal equilibrium with each other is

1. First law of thermodynamic
2. Zeroth law of thermodynamics
3. Second law of thermodynamic
4. None of these

55. The Steam generate in case of water tube boiler as compared to fire tube boiler is

1. Same
2. less
3. More
4. None of above

56. The strainer is used in all types of pumps for

1. Filtering the liquids to be sucked
2. To protect pump, foreign material passes through the pump.
3. Both a and b
4. None of this

57. The sum of internal energy (U) and the product of pressure and volume (p.v) is known as

1. work done
2. entropy
3. enthalpy
4. none of these

58. The thickness Of gear tooth is measured

1. Along the pitch circle
2. Along the base circle
4. Along the root circle

59. The unit for pressure in S.I. units is

1. Kg/cm
2. I b/in2
3. Pascal
4. None of this

60. The unit Nm/s is called

1. Joule(J)
2. Calorie(C)
3. Watt(W)
4. None of this
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MCQ Multiple Choice Questions and Answers on Mechanical Engineering