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HSSC Junior Engineer (Electrical) & Operator Grade-1 Electrical Group-2 (18-02-2024)
📆 October 25, 2024
Total Questions: 100
31.
What principle is utilised in are lamps ?
(a) Use of inductive reactance
(b) Low luminous efficiency
(c) High resistance filament
(d) Electric discharge through air
(e) Unattempted
Correct Answer:
(d) Electric discharge through air
32.
The water dispute between Karnataka and Goa is related to sharing of the river water of :
(a) Krishna
(b) Cauvery
(c) Thungabhadra
(d) Mandovi
(e) Unattempted
Correct Answer:
(d) Mandovi
33.
What type of wind machine has a vertical axis rotor and operates independently of wind direction?
(a) Propeller type
(b) Multi-blade type
(c) Savonius type
(d) Sail type
(e) Unattempted
Correct Answer:
(c) Savonius type
34.
What is the main cause of low power factor in AC circuits ?
(a) Resistive loads
(b) Inductive loads
(c) Capacitive loads
(d) DC circuits
(e) Unattempted
Correct Answer:
(b) Inductive loads
35.
What are the main steps in a Programmable Logic Controller (PLC) scan cycle?
(a) Initializing, processing, outputting
(b) Reading inputs, executing the program, writing outputs
(c) Charging, discharging, resetting
(d) Scanning, interpreting, reacting
(e) Unattempted
Correct Answer:
(c) Charging, discharging, resetting
36.
What is the role of a static capacitor in power factor improvement?
(a) To reduce the lending current
(b) To increase inductive reactance
(c) To provide leading current
(d) To act as an inductive load
(e) Unattempted
Correct Answer:
(c) To provide leading current
37.
The two curves x³-3xy² + 2 = 0 and 3x²y - y³ = 2:
(a) Touch each other
(b) Cut at right angle
(c) Cut at angle π/3
(d) Cut at angle π/4
(e) Unattempted
Correct Answer:
(b) Cut at right angle
38.
In python........... block will be executed only if some exception is raised in the try block.
(a) Try
(b) Else
(c) Catch
(d) Except
(e) Unattempted
Correct Answer:
(d) Except
39.
Which type of damping is used in Permanent Magnet Moving Coil (PMMC) instrument?
(a) Air damping
(b) Fluid damping
(c) Electromagnetic damping
(d) Eddy current damping
(e) Unattempted
Correct Answer:
(d) Eddy current damping
40.
Candle power can be measured with the help of which of the following Instruments ?
(a) Ammeter
(b) Voltmeter
(c) Diameter
(d) Photometer
(e) Unattempted
Correct Answer:
(d) Photometer
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