10
2-16. A fuse voltage rating has which of the
following definitions?
1. The maximum voltage that can exist
in a circuit without causing the
circuit to overheat
2. The maximum voltage that can exist
in a circuit if there is a direct short
3. The maximum voltage across a fuse
that will not cause the fuse to open
4. The maximum voltage across a fuse
that will not jump the open fuse
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IN ANSWERING QUESTIONS 2-17
THROUGH 2-19, MATCH THE TIME-
DELAY RATING LISTED IN COLUMN B TO
THE ELECTRICAL DEVICE LISTED IN
COLUMN A. NOT ALL ITEMS IN COLUMN
B WILL BE USED.
A. ELECTRICAL
DEVICES
B. TIME-DELAY
RATINGS
2-17.
Electric motor
1.
Fast
2-18.
Lighting circuit
2.
Delay
2-19.
Meter Movement
3.
Standard
4.
Intermediate
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2-20. What is the voltage rating for a fuse with
the designation F03D1R00B?
1.
32 V or less
2. 125 V or less
3. 250 V or less
4. 500 V or less
2-21. What is the current rating for a fuse with
the designation F03B0R50B?
1. 1/2 amp
2. 1.5 amp
3.
3 amp
4. 50 amp
2-22. What is the time-delay rating for a fuse
with the designation F03A20R0C?
1. Fast
2. Delay
3. Standard
4. Intermediate
2-23. What is the voltage rating for a fuse with
the designation F02B250V10AS?
1. 10 V or less
2. 32 V or less
3. 52 V or less
4. 250 V or less
2-24. What is the current rating for a fuse with
the designation F03A125V5A?
1. 125 amp
2. 5 amp
3. 3 amp
4. 1/8 amp
2-25. What is the time-delay rating for a fuse
with the designation F04C125V2AS?
1. Fast
2. Delay
3. Standard
4. Intermediate
2-26. What is the voltage rating for a fuse with
the designation 3AG20125V?
1. 20 V or less
2. 90 V or less
3. 125 V or less
4. 250 V or less
2-27. What is the current rating for a fuse with
the designation 3AG1032V?
1. 1 amp
2. 2 amp
3. 3 amp
4. 10 amp