Find the change in internal energy in jo...

Find the change in internal energy in joule when `20gm` of a gas is heated from `20^(@)C` to `30^(@)C` `(c_(v)=0.18 kcal//kg` `K , J=4200J//kcal`)`

`72.8 J`

`151.2 J`

`302 J`

`450 J`

Text Solution

Verified by Experts

The correct Answer is:

`dU=mc_(v)dT`

Topper's Solved these Questions

THERMAL PROPERTIES OF MATTER
NARAYNA|Exercise LEVEL - II (H.W.)|19 Videos
TRANSMISSION OF HEAT
NARAYNA|Exercise LEVEL-II(C.W)|27 Videos

Similar Questions

Explore conceptually related problems

Find the chagne in internal energy in joule when 10g of air is heated from 30^(@)C to 40^(@)C (c_(V)=0.172 kcal//kg//kj=4200j//kcal)

Find the change in the internal energy of 2 kg of water as it heated from 0^(0)C to 4^(0)C . The specific heat capacity of water is 4200 J kg^(-1) K^(-1) and its densities at 0^(0)C and 4^(0)C are 999.9 kg m^(-3) and 1000 kg m^(-3) respectively. atmospheric pressure =10^(5) Pa.

Find the change in internal energy (in joule) of a gas when it absorbs 40 calories of heat and performs work equal to 16 J .

The molar specific heat of a gas at constant volume is 24 J/mol K. then change in its internal energy if one mole of such gas is heated at constant from 10^(@)C to 30^(@)C is

Find the increase in mass when 1 kg of water is heated from 0^@C to 100^@C . Specific heat capacity of water = 4200 J kg^(-1) K^(-1) .

The entropy change during heating of 50 g water (sp. Heat =4200 J kg^(-1) K^(-1) ) from 20^(@)C to 40^(@)C will be

5 mole of oxygen are heated at constant volume from 10^(@)C "to" 20^(@)C . What will be the change in internal energy of the gas? Gram molar specific heat of gas at constant pressure =8cal. "Mole"^(-1).^(@)C^(-1) and R=8.36J "mole"^(-1).^(@)C^(-1) .

The internal energy change in a system that has absorbed 2 kcal of heat and done 500J of work is

What is the change in internal energy if 10 J of heat is given to system at constant pressure and 20 J of work is done by the system?

NARAYNA-THERMODYNAMICS-Exercise

To a system 300 joules od heat is given and it does 60 joules of work....
Text Solution
|
A gas under constant pressure of 4.5 xx 10^(5) Pa when subjected to 80...
Text Solution
|
Find the change in internal energy in joule when 20gm of a gas is heat...
Text Solution
|
When two moles of a gas is heated from O^(0) to 10^(0)C at constant vo...
Text Solution
|
A cylinder of fixed capacity 67.2 liters contains helium gas at STP . ...
Text Solution
|
When a diatomic gas expands at constant pressure, the precentage of he...
Text Solution
|
The molar specific heat of a gas at constant volume is 20 Joule mol^(-...
Text Solution
|
The specific heat of air at constant pressure is 1.005 kJ//kg//K and t...
Text Solution
|
Calculate the specific heat of a gas at constant volume from the follo...
Text Solution
|
If the ratio of specific heats of neon is 1.667 and R=8312 J//k mole K...
Text Solution
|
One mole of an ideal gas expands isothermally to double its volume at ...
Text Solution
|
One mole of an ideal gas expands at a constant temperature of 300 K fr...
Text Solution
|
A given quantity of a ideal gas is at pressure P and absolute tempera...
Text Solution
|
A gas for which gamma=1.5 is suddenly compressed to 1//4 th of the ini...
Text Solution
|
The pressure and density of a monoatmic gas (gamma=5//3) change adiaba...
Text Solution
|
Air is filled in a motor tube at 27^(@)C and at a pressure of 8 atmosp...
Text Solution
|
A mono atomic gas initially at 27^(@)C is compressed adiabatically to ...
Text Solution
|
One gm mol of a diatomic gas (gamma=1.4) is compressed adiabatically s...
Text Solution
|
A container of volume 2m^(3) is divided into two equal compartments, o...
Text Solution
|
At 27^(@)C and pressure of 76 cm of Hg the volume of a diatomic gas is...
Text Solution
|