Thermal capacity of 100 ,g of aluminum (specific heat =0.2 ,cal / g ^{circ} C ) is ............ cal

English

Gujarati

Hindi

10-1.Thermometry, Thermal Expansion and Calorimetry

easy

The thermal capacity of $100 \,g$ of aluminum (specific heat $=0.2 \,cal / g ^{\circ} C$ ) is ............ $cal / ^{\circ} C$

A

$0.002$

B

$20$

C

$200$

D

$100$

Solution

(b)

$\text { Thermal capacity }= m \cdot C$

$=100 \times 0.2=20 \,cal /{ }^{\circ} C$

Standard 11

Physics

Share

Similar Questions

Write definitions of molar specific heat at constant pressure and constant volume.

easy

Water is used to cool radiators of engines, because

easy

A lead bullet of $10\, g$ travelling at $300\, m/s$ strikes against a block of wood and comes to rest. Assuming $50\%$ of heat is absorbed by the bullet, the increase in its temperature is …….. $^oC$
$($Specific heat of lead $= 150\,J/kg, K)$

medium

What is molar specific heat ? Write its unit and also definitions of molar specific heat and constant pressure and constant volume.

medium

Water of volume $2$ litre in a container is heated with a coil of $1\,kW$ at $27\,^\circ C$. The lid of the container is open and energy dissipates at rate of $160\,J/s.$ In how much time temperature will rise from $27\,^\circ C$ to $77\,^\circ C$ [Given specific heat of water is $4.2\,kJ/kg$]

medium

(IIT-2004)