[NEET-2020 ] a. 2.25×10^15 b. 25×10^6 c. 2.5×19^-6 d. 2.25 ×10^-15

PHYSICS, NOTHING ELSE !!!
In a potentiometer circuit, a cell of EMF 1.5 V gives a balance point at 36 cm length of wire. If another cell of EMF 2.5 V replaces the fi...