1.

A body with an initial temperature theta, is allowed to cool in a surrounding which is at a constant temperature of theta_(0)(theta_(0)lt theta_(i)). Assume that Newton.s law of cooling is obeyed. Let k = constant. The temperature of the body after time t is best expressed by

Answer»

`(theta_(i)-theta_(0))_(E)^(-kt)`
`(theta_(i)-theta_(0))LOG(kt)`
`theta_(0)+(theta_(i)-theta_(0))e^(-kt)`
`theta_(i)e^(-kt)-theta_(0)`

Answer :C


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