Q: An electric circuit is consisting of a cell, an ammeter and a nichrome wire of length l. If the length of the wire is reduced to half (l/2), then the ammeter reading
(a)decreases to one-half.
(b)gets doubled.
(c)decreases to one-third.
(d)remains unchanged.
Correct Answer: (b)
The correct answer is (d) 'remains unchanged.'. This question from the Science & Technology domain tests knowledge of Biology.