A heater of power P W raises the temperature of m kg of a liquid by - T K in time t s- Express the specific heat capacity of liquid in terms of above data-

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Standard IX

Physics

Specific Heat Capacity

A heater of p...

Question

A heater of power $P W$ raises the temperature of m kg of a liquid by $Δ T K$ in time $t s$ . Express the specific heat capacity of liquid in terms of above data.

c = \frac{P Δ T}{m t}

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c = \frac{P}{m Δ T}

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c = \frac{P t}{m Δ T}

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c = \frac{P t}{Δ T}

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Solution

The correct option is C $c = \frac{P t}{m Δ T}$
Total heat energy supplied is $P t$
As $H e a t$ $E n e r g y = m s (T_{2} - T_{1})$
So, the specific heat capacity is $\frac{P t}{m Δ T}$

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A heater of power P W raises the temperature of m kg of a liquid by ΔTK in time t s. Express the specific heat capacity of liquid in terms of above data.

The correct option is C c=PtmΔTTotal heat energy supplied is PtAs Heat Energy=ms(T2−T1)So, the specific heat capacity is PtmΔT

A heater of power $P W$ raises the temperature of m kg of a liquid by $Δ T K$ in time $t s$ . Express the specific heat capacity of liquid in terms of above data.

The correct option is C $c = \frac{P t}{m Δ T}$
Total heat energy supplied is $P t$
As $H e a t$ $E n e r g y = m s (T_{2} - T_{1})$
So, the specific heat capacity is $\frac{P t}{m Δ T}$