45) What is the formula for heat generated in a resistor having resistance 'R' when current 'I' passes through it for 't' time. And 'V' is a potential difference across it. 1) 2 4.18 I RtCal 2) 2 4.18 V t RCal 3) 4.18 VITCal 4) All of the above

Correct answer: D