HRC Fuse - MCQs with answers
HRC Fuse - MCQs with answersQ1. What is the advantage of HRC fuses over Rewirable fuses?
a. High speed operation
b. High rupturing capacity
c. No ageing effect.
d. All of the above.View Answer / Hide Answer
Q2. Which material is used in the liquid type of fuse?
ANSWER: d. All of the above.
b. Distilled water
c. Carbon tetra chloride.
d. Mineral oil / transformer oilView Answer / Hide Answer
Q3. In a HRC fuse what is the time between the cut off and the final current zero called?
ANSWER: c. Carbon tetra chloride.
a. Pre - arcing time.
b. Arcing time.
c. Total operating time.
d. None of these.View Answer / Hide AnswerQ4. Upto what voltage can a cartridge type of fuse can be used?
a. 400 V
b. 11 kV
c. 20 kV
d. 33 kVView Answer / Hide AnswerQ5. On what basis is the selection of fuse done?
a. Steady load.
b. Fluctuating load.
c. Both (a) and (b)
d. None of these.View Answer / Hide Answer
Q6. What is the main advantage of using a fuse?
ANSWER: c. Both (a) and (b)
a. Cheapest type of protection.
b. Inverse time current characteristics.
c. Current limiting effect under short circuit conditions.
d. All of above.View Answer / Hide AnswerQ7. Upto what voltage can the liquid type HRC fuses be used?
a. 33 kV
b. 132 kV
c. 66 kV
d. 220 kVView Answer / Hide Answer