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A piece of metal weighs 45 gms in air and 25 gms in a liquid of density 1.5 x 10°kg-m kept at 30°C. When the temperature of the liquid is raised to 40°C, the metal piece weighs 27 gms. The density of liquid at 40°C is 1.25 x 10° kg-m. The coefficient of linear expansion of metal is :

A piece of metal weighs 45 gms in air and 25 gms in a liquid of density 1.5 x 10°kg-m kept at 30°C. When the temperature of the liquid is raised to 40°C, the metal piece weighs 27 gms. The density of liquid at 40°C is 1.25 x 10° kg-m. The coefficient of linear expansion of metal is :

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A piece of metal weighs 45 gms in air and 25 gms in a liquid of density 1.5 x 10°kg-m kept at 30°C. When the temperature of the liquid is raised 93. to 40°C, the metal piece weighs 27 gms. The density of liquid at 40°C is 1.25 x 10° kg-m. The coefficient of linear expansion of metal is :
Transcribed Image Text:A piece of metal weighs 45 gms in air and 25 gms in a liquid of density 1.5 x 10°kg-m kept at 30°C. When the temperature of the liquid is raised 93. to 40°C, the metal piece weighs 27 gms. The density of liquid at 40°C is 1.25 x 10° kg-m. The coefficient of linear expansion of metal is :
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