Which of the following devices may be used to step up the voltage in a d.c. circuit?
a
a step-up transformer
b
a d.c. generator
c
a wattmeter
d
an induction coil
Explanation
Correct Option
dVideo Explanation
No video available
Post your Contribution
Share:
Discussions (6)
Danielobi3546
6 years ago
The correct answer is an induction coil which is D because an induction coil is a coil for generating intermittent high voltage from a direct current
leonard001
2 years ago
transformer can't be the answer because it is used only for A.c circuit
transfomers can't work with d.c circuit
