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Mock Test
State PCS
SSC
HSSC
HSSC Junior Engineer (Electrical) & Operator Grade-1 Electrical Group -2
π 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 αΊ 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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