HSSC Junior Engineer (Electrical) & Operator Grade-1 Electrical Group -2

Total Questions: 100

71. What is the purpose of Pole Shoes in a DC generator? []

Correct Answer: (d) Support exciting coils

72. Which braking method converts braking energy to electrical energy? []

Correct Answer: (c) Regenerative Braking

73. The 'Boston Tea Party' incident in the American war of independence took place in the year: []

Correct Answer: (d) 1773

74. What is the term used for the average drift velocity of electrons per unit electric field? []

Correct Answer: (a) Mobility

75. What is the primary mechanism for producing forces from the wind in wind turbines ? []

Correct Answer: (a) Lift force and drag force

76. What is a Programmable Logic Controller (PLC) ? []

Correct Answer: (b) A digital computer for industrial control

77. What is the function of a NOR gate in digital circuits ? []

Correct Answer: (a) Outputs high if all inputs are low

78. The founder of Shatavahana dynasty was : []

Correct Answer: (a) Simukha

79. Magnetization current in a transformer produces transformer core. []

Correct Answer: (b) Flux

80. What happens to the electrical resistance of most metals with an increase in temperature ? []

Correct Answer: (c) Increases