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HSSC
HSSC Junior Engineer (Electrical) & Operator Grade-1 Electrical Group -2
📆 October 25, 2024
Total Questions: 100
61.
What is the primary effect of thermionic emission in metals ?
[]
(a) Reduction in metal strength
(b) Increase in electrical conductivity
(c) Emission of electrons from the metal surface
(d) Decrease in thermal conductivity
(e) Unattempted
Correct Answer:
(c) Emission of electrons from the metal surface
62.
............. will arrange the data in ascending or descending order.
[]
(a) Filtering
(b) Goal seek
(c) Sorting
(d) Scenario manager
(e) Unattempted
Correct Answer:
(c) Sorting
63.
What is the primary principle of operation of a single-phase transformer?
[]
(a) Mutual induction between two circuits
(b) Direct current conversion
(c) Electromagnetic oscillation
(d) Capacitive coupling
(e) Unattempted
Correct Answer:
(a) Mutual induction between two circuits
64.
What is the primary advantage of electric traction?
[]
(a) High starting torque
(b) Simple construction
(c) Low maintenance
(d) Smooth starting without shocka
(e) Unattempted
Correct Answer:
(d) Smooth starting without shocka
65.
Who among the following personalities of Haryana was selected for the Padmashri honour in 2023 ?
[]
(a) Neki Ram
(b) Bakshi Ram
(c) Ram Dev
(d) Ram Pal
(e) Unattempted
Correct Answer:
(b) Bakshi Ram
66.
What is the primary purpose of using underground cables for power transmission ?
[]
(a) To increase voltage
(b) To reduce transmission losses
(c) For aesthetic reasons
(d) To reduce the risk of external disturbances
(e) Unattempted
Correct Answer:
(d) To reduce the risk of external disturbances
67.
Which phenomenon occurs when light interacts with electrons to emit them from a metal surface ?
[]
(a) Thermionic emission
(b) Secondary emission
(c) Field emission
(d) Photoelectric emission
(e) Unattempted
Correct Answer:
(d) Photoelectric emission
68.
What type of pole is commonly used in transmission lines ?
[]
(a) Bamboo poles
(b) Plastic poles
(c) Reinforced Cement Concrete (RCC) poles
(d) Wooden poles
(e) Unattempted
Correct Answer:
(c) Reinforced Cement Concrete (RCC) poles
69.
What is the function of a synchronous condenser in a power system?
[]
(a) To convert AC to DC
(b) To improve power factor
(c) To regulate voltage
(d) To decrease current flow
(e) Unattempted
Correct Answer:
(b) To improve power factor
70.
Commonly occurring exceptions are usually defined in the compiler/interpreter. These are called:
[]
(a) User-defined exception
(b) Exception
(c) Built-in exceptions
(d) Value error
(e) Unattempted
Correct Answer:
(b) Exception
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