The main function of a fuse is to
A) protect the line
B) open the circuit
C) protect the appliance
D) prevent excessive currents
Correct Answer:
Verified
Q2: On which of the following routine tests
Q3: SF6 gas
A)is yellow in colour
B)is lighter than
Q4: The arcing contacts in a circuit breaker
Q5: Which of the following medium is employed
Q6: With which of the following, a circuit
Q7: Fault diverters are basically
A)fuses
B)relays
C)fast switches
D)circuit breakers
Q8: A thermal protection switch can protect against
A)short-circuit
B)temperature
C)overload
D)over
Q9: Arc in a circuit behaves as
A)a capackive
Q10: Thermal circuit breaker has
A)delayed trip action
B)instantaneous trip
Q11: Thermal overload relays are used to protect
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