Testing and Commissioning of Electrical Equipments (2180901) MCQs

MCQs of Testing of Transformer, Plant and Equipment

Showing 61 to 66 out of 66 Questions
4 5 6 7
61.
Which of the following is/are obtain by performing Open Circuit test of transformer?
(a) No Load Current
(b) No Load Losses
(c) X0 and Ro (Equivalent Circuit parameters)
(d) All of these
Answer:

Option (d)

62.
Which of the following is/are obtain by performing Short Circuit test of transformer?
(a) impedance voltage/short-circuit impedance
(b) load loss
(c) R01 and X01 (equivalent circuit parameter)
(d) All of these
Answer:

Option (d)

63.
Normally Supply voltage is applied on ___________ side during Open Circuit test on the transformer.
(a) LV
(b) HV
(c) Both side (one by one)
(d) All of these
Answer:

Option (a)

64.
Normally Supply voltage is applied on ___________ side during Short Circuit test on the transformer.
(a) LV
(b) HV
(c) both side (one by one)
(d) None of these
Answer:

Option (b)

65.
Which of the following is/are known as a dielectric test of the transformer?
(a) Lightning & Switching impulse test
(b) Separate source AC withstand voltage test
(c) Induced AC voltage test
(d) All of these
Answer:

Option (d)

66.
Which of the following is/are known as impulse test of the transformer?
(a) Lightning & Switching
(b) Separate source AC withstand voltage test
(c) Induced AC voltage test
(d) All of these
Answer:

Option (a)

Showing 61 to 66 out of 66 Questions
4 5 6 7