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Byju's Answer
Standard VII
Physics
Conduction
2 kg of ice m...
Question
2
k
g
of ice melts when water at
100
o
C
is poured in a hole drilled in a block of ice. What mass of water was used?
Given: specific heat capacity of water
=
4200
J
k
g
−
1
K
−
1
,
specific latent heat of ice
=
336
×
10
3
J
k
g
−
1
A
1.2
k
g
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B
0.8
k
g
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C
0.4
k
g
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D
1.6
k
g
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Solution
The correct option is
D
1.6
k
g
let m mass of water be used
energy absorbed by ice = energy released by water
2
×
336
×
10
3
=
m
×
4200
×
100
m
=
1.6
k
g
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0
Similar questions
Q.
10
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