A thermally insulated rigid container co...

A thermally insulated rigid container contains an ideal gas heated by a filament of resistance `100 Omega` through a current of 1 A for 5 min, then change in internal energy is

0 kJ

10 kJ

20 kJ

30 kJ

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An ideal gas is kept in a closed, rigid and heat insulating vessel. A coil of resistance 100 ohm, carrying a current of 1 ampere, is supplying heat to the gas for 5 minutes. What will be the change of internal energy of the gas?

A shunt of resistance 1 Omega is connected with a galvanometer of resistance 100 Omega . What part of the main current will flow through the galvanometer?

A gas is allowed to expand in a well insulated container against a constant external pressure of 2.5 atm from an initial volume of 2.50 L to a final volume of 4.50 L. the change in internal energy DeltaU of the gas in joules will be-

A gas is allowed to expand in a well insulated container against a constant external pressure of 2.5 atm from an initial volume of 2.50 L to a final volume of 4.50 L . The change in internal energy Delta U of the gas in joules will be -

A sample of ideal gas (gamma = 1.4) is heated at constant pressure. If an amount of 140 J of heat is supplied to the gas, find change in internal energy of the gas.

(i) The pressure and temperature of 0.8 g of He gas are 1 atm and 298 K respectively. If 400 J of heat is applied to the gas at constant volume, what will be change in internal energy and the final temperature of the gas ? (ii) If the same amount of heat is applied to the gas at constant pressure, then what will be the change in internal energy and the final temperature of the gas ? For both the cases, assume He gas behaves ideally and its C_(V)=(3)/(2)R .

A zener diode having breakdown voltage 5.6 V is connected in reverse bias with a battery of emf 10 V and a resistance of 100 Omega in series . The current flowing through the zener is.

1 amp current flows thorugh a wire of resistance 5 Omega per 35 min. Find the amount of heat produced in it.

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