Jee Advanced
Current Electricity
IIT-JEE 2010 Paper 1 Offline
INTEGER+3 / -02010
When two identical batteries of internal resistance 1 \(\Omega\) each are connected in series across a resistor R, the rate of heat produced in R is J1. When the same batteries are connected in parallel across R, the rate is J2. If J1 = 2.25 J2, then the value of R in \(\Omega\) is __________.