Science, asked by kaurmanprit84, 10 months ago

TION-A: SCIENCE
4. Which of the following can be used in a tester along
with a battery to detect a weak current in the aircut?
(1) LED only
(2) A coil wounded over a compass neede only
(3) Bulb of 100 W only
(4) Either LED or a coil wounded over a compass
needle

Answers

Answered by VEDATsayer

2

Answer:

(4) Either LED or a coil wounded over a compass needle.

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