Question

A boy chews 100 g of ice in 5 minutes. If latent heat of ice is 80 cal/sec, his power is: (a) 56 W
(b) 28 W
(c) 224 W
(d) 112 W

Answer 1

Answer:

total energy =80*100 cal=80000*4.2=336KJ

power=336/(5*60)=112W

d) 112 W ᏆᏚ YᎾᏌᎡ ᎪNᏚᏔᎬᎡ

Explanation:

ᎻᎾᏢᎬ ᏆᎢ ᎻᎬᏞᏢᏚ Ꮜ ᎷᎪᎢᎬ

ᏩᏆᏙᎬ ᏞᎾᎢᏚ ᎾF ᎢᎻᎪNKᏚ