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a stationary object at 4 degree celsius weigh 3.5 kg fall from h=2000 mtr on snow mountain at 0 degree celsius if temp. before hit the snow is 0 degreee celsius and object come to rest imidiately an latent heat of ice is 3.5 *100000 j/kg then object will melt at

a stationary object at 4 degree celsius weigh 3.5 kg fall from h=2000 mtr on snow mountain at 0 degree celsius if temp. before hit the snow is 0 degreee celsius and object come to rest imidiately an latent heat of ice is 3.5 *100000 j/kg then object will melt at
 

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Grade:11

1 Answers

Eshan
askIITians Faculty 2095 Points
3 years ago
Dear student,

The potential energy lost in the process would be used up in melting ice of uknown massm.

Hencem'L=mgh
\implies m'=\dfrac{mgh}{L}=\dfrac{3.5\times 10\times 2000}{3.5\times 10^5}=0.2kg=200gm

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