# Governor MCQ

81. For a Hartnell governor, the loads on the spring at the lowest and highest equilibrium speeds are 1150 N and 85 N, respectively. If the lift of the governor is 1.5 cm, then spring stiffness would be

1. 710 N/cm
2. 700 N/cm
3. 690 N/cm
4. 725 N/cm
Answer
Answer. a

82. What is the function of a governor in engine?

1. To maintain constant speed of engine
2. To maintain constant piston speed of engine
3. To control the engine speed
4. To maintain the speed of an engine within prescribed limits of varying load conditions
Answer
Answer. d

83. Proell Governor as compared to porter governor

1. is more sensitive
2. is less sensitive
3. requires weights of smaller size
4. is more sensitive and requires weights of smaller size
Answer
Answer. d

84. If a more stiff spring is used in Hartnell governor, then the governor will be

1. more sensitive
2. less sensitive
3. sensitively remains unaffected
4. isochronous
Answer
Answer. b

85. The minimum speed (rpm) of engine at full load condition and maximum speed (rpm) of engine at no load condition is given by 245 and 255 respectively. The sensitiveness of governor will be

1. 1%
2. 2%
3. 4%
4. 3%
Answer
Answer. c

86. In a hartnell governor, if a spring of greater stiffness is used, then the governor will be

1. more sensitive
2. less sensitive
3. isochronous
4. none of above
Answer
Answer. b

87. When the sleeve of a porter governor moves upward, the governor speed

1. decreases
2. increases
3. remain constant
4. first increases then decreases
Answer
Answer. b

88. For a governor running at constant speed, the force acting on the sleeve is

1. minimum
2. constant
3. maximum
4. zero
Answer
Answer. d

89. Which of the following is the dead weight governor?

1. Porter Governor
2. Watt Governor
3. Hartung Governor
4. Hartnell Governor
Answer
Answer. a

90. In gramophones for adjusting the speed of the turntable, the following type of governor is commonly employed

1. Hartung governor
2. Wilson Hartnell governor
3. Pickering governor
4. Inertia governor
Answer
Answer. c