help me solve
🌡️Physics🥚Class 10
what will be the answers?Given that the resistivity of Gold and Platinum is 2.1x10-8
and 10.5x10-8
ohm m,
respectively, which is the correct statement?
STATEMENT A: 5 metres of platinum wire will have the same resistance as one metre
of gold wire.
STATEMENT B: Gold wire of 1cm radius will have the same resistance as platinum
wire of 5cm radius.
(a) Only statement A is correct.
(b) Only statement B is correct.
(c) Both statements A and B are correct.
(d) Both statements A and B are incorrect. [Understanding & Application]
and
and 10.5x10-8
ohm m,
respectively, which is the correct statement?
STATEMENT A: 5 metres of platinum wire will have the same resistance as one metre
of gold wire.
STATEMENT B: Gold wire of 1cm radius will have the same resistance as platinum
wire of 5cm radius.
(a) Only statement A is correct.
(b) Only statement B is correct.
(c) Both statements A and B are correct.
(d) Both statements A and B are incorrect. [Understanding & Application]
and
