MCQ, set-2, Testing & Commissioning of Electrical Equipment

Electrical engineering

MCQ related to Testing and Commissioning of Electrical Equipments (TCEE)

Set : 2

11. Short circuit test is performed to find ?

A) Copper loss
B) Hysteresis loss
C) eddy current loss
D) Iron loss

... Answer is A)
by S.C test full load copper loss is determined .

12. Megger generally generat.........

A) 500V, Ac
B) 500V, DC
C) 440V, DC
D) 50V, DC

... Answer is B)
Megger generate 500V DC .

13. Megger show reading in .........

A) Kilo ohms
B) Mega ohms
C) Ohms, DC
D) Giga ohms

... Answer is B)
Megger show reading in Mega ohms .

14. What is permissible noise level in electrical machine ?

A) 40 dB
B) 20 dB
C) 30 dB
D) 50 dB

... Answer is C)
Permissible noise level is 30 dB .

15. Standard impulse wave shap in india ?

A) 150°C
B) 200°C
C) 145°C
D) 140°C

... Answer is C)
flash point of oil is 145°C .

16. Dielectric brake down depends on.

A) humidity
B) temperature
C) Resistance
D) insulation

... Answer is A)
humidity .

17. The static distance between two conducting part measured through aur is called........

A) Creepage
B) Ground clearance
C) Clearance
D) insulation

... Answer is C)
Clearance .

18. Creepage distance protect against ?

A) Fault
B) Shock
C) Earth
D) Tracking

... Answer is D)
Tracking .

19. Which is not a method of earth measurement ?

A) Volt-ampear
B) Earth tester
C) Ohm meter
D) Ratio meter

... Answer is D)
Ratio meter not use.

20. Earthing is use for ?

A) For sefty
B) For maintain voltage
C) Protection Against lighting
D) All

... Answer is D)
All .
 

 

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