Saved Bookmarks
| 1. |
A boy chews 100 gof ice in 5 minute. If latent heat of ice is0 cal/sec, his power is:(a) 56 Wc) 112 W(b) 28 W(d) 224 W |
|
Answer» total energy =80*100 cal=80000*4.2=336KJ power=336/(5*60)=112W complete describe it |
|