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Question

On a ship sailing in pacific ocean where temperature is 23.4° C, a balloon is filled with 2 L air. What will be the volume of the balloon when the ship reaches the Indian ocean, where temperature is 26.1°C?


A

1.98 L

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B

2.02 L

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C

2.18 L

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D

5.12 L

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Solution

The correct option is B

2.02 L


Explanation for correct option:

T1 = (23.4 + 273) = 296.4 K T2 = 26.1 + 273K = 299.1 K

V1 = 2 L V2 = ?

According to Charle’s law,

V1T1= V2T2

V2 = V1T2T1

V2 = 2L×299.1K296.4K

= 2 L x 1.009

= 2.018 L.

Hence, The correct option is (b)


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