Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर
JEE Main & Advanced
Physics
Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर
Question Bank
Electric Conduction, Ohm's and Resistance
question_answer
A certain piece of silver of given mass is to be made like a wire. Which of the following combination of length (L) and the area of cross-sectional will lead to the smallest resistance [MP PMT 1995; CBSE PMT 1997]
A) L and A
B) 2L and A/2
C) L/2 and 2 A
D) Any of the above, because volume of silver remains same