If there are two wires, W1 and W2 of same material and same length but have radius r and 2r respectively, then which wire will have more resistance?
A. Wire W1 has more resistance as compare to W2
B. Wire W2 has more resistance as compare to W1
C. Both the wires have same resistance
D. Wire W2 has three times resistance than wire W1
Answer:A
If there are two wires, W1 and W2 of same material and same length but have radius r and 2r respectively, then which wire will have more resistance?
A. Wire W1 has more resistance as compare to W2 B. Wire W2 has more resistance as compare to W1 C. Both the wires have same resistance D. Wire W2 has three times resistance than wire W1