A solid sphere of radius r and temperature T placed in environment of temperature T .if specifus heat is s then rate of cooling is proportional to a) r b) 1/r c)1/r*2 d)r*2

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Arun · Answer

Rate of cooling is directly proportional to surface area. Hence Rate lf cooling is proportional to r² Option D is correct

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A solid sphere of radius r and temperature T placed in environment of temperature T .if specifus heat is s then rate of cooling is proportional to a) r b) 1/r c)1/r2 d)r2

A solid sphere of radius r and temperature T placed in environment of temperature T .if specifus heat is s then rate of cooling is proportional to

a) r
b) 1/r
c)1/r2
d)r2

1 Answers

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A solid sphere of radius r and temperature T placed in environment of temperature T .if specifus heat is s then rate of cooling is proportional to a) r b) 1/r c)1/r*2 d)r*2

A solid sphere of radius r and temperature T placed in environment of temperature T .if specifus heat is s then rate of cooling is proportional to a) rb) 1/rc)1/r*2d)r*2

1 Answers

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A solid sphere of radius r and temperature T placed in environment of temperature T .if specifus heat is s then rate of cooling is proportional to a) r b) 1/r c)1/r2 d)r2

A solid sphere of radius r and temperature T placed in environment of temperature T .if specifus heat is s then rate of cooling is proportional to

a) r
b) 1/r
c)1/r2
d)r2