HSSC Junior Engineer (Electrical) & Operator Grade-1 Electrical Group-2 (18-02-2024)Total Questions: 10071. What is the purpose of Pole Shoes in a DC generator?(a) Conduct electricity(b) Store electrical energy(c) Convert mechanical to electrical energy(d) Support exciting coils(e) UnattemptedCorrect Answer: (d) Support exciting coils72. Which braking method converts braking energy to electrical energy?(a) Mechanical Braking(b) Plugging(c) Regenerative Braking(d) Dynamic Braking(e) UnattemptedCorrect Answer: (c) Regenerative Braking73. The 'Boston Tea Party' incident in the American war of independence took place in the year:(a) 1783(b) 1789(c) 1775(d) 1773(e) UnattemptedCorrect Answer: (d) 177374. What is the term used for the average drift velocity of electrons per unit electric field?(a) Mobility(b) Resistivity(c) Conductivity(d) Permeability(e) UnattemptedCorrect Answer: (a) Mobility75. What is the primary mechanism for producing forces from the wind in wind turbines ?(a) Lift force and drag force(b) Centrifugal force(c) Gravitational force(d) Electromagnetic force(e) UnattemptedCorrect Answer: (a) Lift force and drag force76. What is a Programmable Logic Controller (PLC) ?(a) A type of sensor(b) A digital computer for industrial control(c) A mechanical timer(d) An analog processing unit(e) UnattemptedCorrect Answer: (b) A digital computer for industrial control77. What is the function of a NOR gate in digital circuits ?(a) Outputs high if all inputs are low(b) Outputs high if at least one input is high(c) Adds binary numbers(d) Stores data bits(e) UnattemptedCorrect Answer: (a) Outputs high if all inputs are low78. The founder of Shatavahana dynasty was :(a) Simukha(b) Gauthamiputra Shatakarni(c) Pushyabhuthi(d) None of the above(e) UnattemptedCorrect Answer: (a) Simukha79. Magnetization current in a transformer produces transformer core.(a) Eddy current(b) Flux(c) Power(d) None of these(e) UnattemptedCorrect Answer: (b) Flux80. What happens to the electrical resistance of most metals with an increase in temperature ?(a) Decreases(b) Remains constant(c) Increases(d) Becomes zero(e) UnattemptedCorrect Answer: (c) IncreasesSubmit Quiz« Previous12345678910Next »
