Physics jamb 1985

A wire P has half the diameter and half the length of a wire Q of similar material. The ratio of the resistance of P to that of Q is

a

8 : 1

b

4 : 1

c

2 : 1

d

1 : 1

e

1 : 4

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Explanation

Correct Option
c

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Discussions (8)

Myschool Amos
10 years ago

Amended

Foxxxxxyyyyyyy
1 year ago

sorry I need an explanation

obedinhoagu
10 years ago

The correct answer is c

BRUST MY BRAIN

temiuel
10 years ago

The right ans is 2 : 1

Ar1ana
1 month ago

Someone please explain

Atipra
10 years ago

pls,,d answer z 2:1 na

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