The energy radiated by a 100 kW transmitter in 1 hour is

The energy of 2000 J is radiated in 5 minute by hot body surface area 30 cm^2 . Find emissive power of that body.

The energy of a 2muF capacitor, charged to a potential difference of 100 V, is more than the energy gained by a 2muC charge moved through a potential difference of 200 V. (write yes or no).

The energy of a 2muF capacitor, charged to a potential difference of 100 V, is more than the energy gained by a 2muC charge moved through a potential difference of 200 V. (Write Yes or No)