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HSSC Junior Engineer (Electrical) & Operator Grade-1 Electrical Group-2 (18-02-2024)
📆 October 25, 2024
Total Questions: 100
21.
What is the main characteristic of an ideal transformer?
(a) High efficiency
(b) Low cost
(c) High power output
(d) No losses
(e) Unattempted
Correct Answer:
(d) No losses
22.
What type of motor is commonly used for tramways and trolley buses?
(a) Induction Motor
(b) Synchronous Motor
(c) DC Series Motor
(d) Brushless DC Motor
(e) Unattempted
Correct Answer:
(c) DC Series Motor
23.
On 23 December, 2022, the Haryana Government has decided to start a monthly pension of Rs. ..... for stage-3 and stage-4 Cancer patients of the State.
(a) 1,000
(b) 1,500
(c) 2,000
(d) 2,500
(e) Unattempted
Correct Answer:
(d) 2,500
24.
What is the main technological challenge for Ocean Thermal Energy Conversion (OTEC) ?
(a) Generating power from small temperature differences
(b) Deep-water exploration
(c) Handling high water pressure
(d) Maintaining continuous operation
(e) Unattempted
Correct Answer:
(a) Generating power from small temperature differences
25.
What type of logic gate is used in the implementation of NAND and NOR Logic Implementations?
(a) Universal logic gates
(b) Sequential logic gates
(c) Combinational logic gates
(d) Basic logic gates
(e) Unattempted
Correct Answer:
(a) Universal logic gates
26.
Which communication ports are commonly used in Programmable Logic Controller (PLC)?
(a) USB and HDMI
(b) RS-232, RS-422, RS-485 or Ethernet
(c) Bluetooth and NFC
(d) Infrared and Radio Frequency
(e) Unattempted
Correct Answer:
(b) RS-232, RS-422, RS-485 or Ethernet
27.
Which of the following is a characteristic of a pole-mounted sub-station?
(a) High installation cost
(b) Used for high voltage transmission
(c) Placed overhead on a pole
(d) Requires extensive building work
(e) Unattempted
Correct Answer:
(c) Placed overhead on a pole
28.
In Young's double slit expriment, fringes of width ẞ are produced on a screen kept at a distance of 1 m from the slit. When the screen is moved away by 5 x 10⁻² m, fringe width changes by 3 x 10⁻⁵ m. The separation between the slits is 1 x 10⁻³ m. The wavelength of light used is :
(a) 500 nm
(b) 600 nm
(c) 700 nm
(d) 400 nm
(e) Unattempted
Correct Answer:
(b) 600 nm
29.
........... is an input device that controls the movement of the cursor on the display screen.
(a) Keyboard
(b) Joystick
(c) Monitor
(d) Mouse
(e) Unattempted
Correct Answer:
(d) Mouse
30.
Which of the following is not a mode of heat transfer ?
(a) Conduction
(b) Radiation
(c) Convection
(d) Insulation
(e) Unattempted
Correct Answer:
(d) Insulation
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