A piece of iron of mass 2.0 kg has a thermal capacity of 966 J $C^{- 1}$ . Its specific heat capacity in SI units is:

966 J kg^{-1 o}C^-1

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483 J kg^{-1 o}C^-1

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500 J kg^{-1 o}C^-1

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200 J kg^{-1 o}C^-1

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Solution

The correct option is B
483 J kg^{-1 o}C^-1

Given: thermal capacity = 966 $\frac{J}{C}$
mass = 2.0 kg
Now formula for specific heat capacity
= $\frac{t h e r m a l c a p a c i t y}{m a s s}$
putting the values in the formula
= $\frac{966}{2}$
= 483 J $k g^{- 1}$ $C^{- 1}$

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Q. A piece of iron of mass 2.0 kg has a thermal capacity of 966 J/⁰C. Find: (i) Heat energy needed to warm it by 15⁰C, and (ii) Its specific heat capacity in SI unit

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A piece of iron of mass 2.0 kg has a thermal capacity of 966 J C−1. Its specific heat capacity in SI units is:

The correct option is B 483 J kg-1 oC-1Given: thermal capacity = 966JC mass = 2.0 kg Now formula for specific heat capacity = thermalcapacitymass putting the values in the formula =9662 = 483 J kg−1 C−1

A piece of iron of mass 2.0 kg has a thermal capacity of 966 J $C^{- 1}$ . Its specific heat capacity in SI units is:

The correct option is B
483 J kg^{-1 o}C^-1

Given: thermal capacity = 966 $\frac{J}{C}$
mass = 2.0 kg
Now formula for specific heat capacity
= $\frac{t h e r m a l c a p a c i t y}{m a s s}$
putting the values in the formula
= $\frac{966}{2}$
= 483 J $k g^{- 1}$ $C^{- 1}$