Wire having resistance of 10 ohm at 0C and 20 ohm at 273C will have the temperature coefficient of

Wire having resistance of 10 ohm at 0C and 20 ohm at 273C will have th

1.	Wire having resistance of 10 ohm at 0C and 20 ohm at 273C will have the temperature coefficient of
A.	4.66 x 10-3 per K
B.	3.66 x 10-3 per K
C.	3 x 10-3 per K
D.	6.6 x 10-3 per K
Answer» C. 3 x 10-3 per K