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Physics ECAT Pre Engineering Chapter 11 Heat & Thermodynamics Online Test
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Total Questions30
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Time Allowed30
Physics ECAT Pre Engineering Chapter 11 Heat & Thermodynamics Online Test
When heat is added into the system then change in entropy is
Average KE of a gas molecule has:
An amount of water of mass 20 g at 0°C is mixed with 40 g of water at 10°C. Final temperature of mixture is
The concept of entropy was introduced into the study of thermodynamics in
When the temperature of source and sink of a heat engine become equal entropy change will be
The product of the pressure and volume of an ideal gas is
If a process cannot be retraced in the backward direction by reversing the controlling factors, it is
The work done on the system by the environment is considered as
Which of the following is a state variable
Heat required to raise the temperature of one mole of a gas through 1 K at constant pressure is called
The temperature scale approved in SI units is:
The heat required to raise the temperature of one mole of the substance through 1 K is called
In thermodynamics, internal energy is the function of
In which process the condition for the application of Boyle's law on the gas is fulfilled
The volume of universal gas constant R is:
In an adiabatic process the work is done at the expense of the
A carnot cycle consists of
Pressure of a gas at constant volume is proportion to
The rate of change of momentum of a molecule is equal to:
The behaviour of gases is well accounted by the kinetic theory based on
The efficiency of diesel engine is
The work done by the system on its environment is considered as
In an adiabatic expansion, the temperature of the gas
Rate of diffusion is
Specific heat at constant pressure is greater than the specific heat at constant volume because
Since the absolute scale is independent of the property of the working substance, hence, can be applied at
Real gases strictly obey gas law at:
If 42 J heat is transferred to the system and the work done by the system is 32 J then what will be the change in internal energy
The example of reversible process is
On a cold morning a metal surface will fell colder to touch than a wooden surface, because
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Biology Chapter 1 - Answers Mode
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Biology Chapter 1 MCQ - PDF
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Download PDF with answers to study online or offline. The PDF cotnains all MCQ questions with answers for Class 10 Biology Chapter 1 - Acids and Liquids. Total questions are 12.
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