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ECAT Pre Engineering Physics Ch 11 Test
Online MCQ`s Test For Chapter 11 "Physics ECAT Pre Engineering Chapter 11 Heat & Thermodynamics Online Test"
Try The MCQ`s Test For Chapter 11 "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
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Question # 1
R.M.S velocity of a particle is V at pressure P. If pressure increases by two times, then R.M.S velocity becomes
Question # 2
The volume of universal gas constant R is:
Question # 3
The disorder in the system increases due to the
Question # 4
The efficiency of diesel engine is
Question # 5
The curve representing an adiabatic process is called
Question # 6
In thermodynamics, internal energy is the function of
Question # 7
Rate of diffusion is
Question # 8
The efficiency of petrol engine is usually not more than 25% to 30% because of
Question # 9
One mole of any substance contain
Question # 10
Heat required to raise the temperature of one mole of a gas through 1 K at constant pressure is called
Question # 11
Gas constant per molecule is called:
Question # 12
One kilogram of different substances contain
Question # 13
The pressure of gas everywhere inside the vessel will be the same provided the gas is of
Question # 14
At constant volume temperature is increased. Then
Question # 15
Pressure may be define as _______ per second per unit area:
Question # 16
At the constant temperature, if the value of a given mass of a gas is double, then the density of gas becomes:
Question # 17
The basis to define a temperature scale that is independent of material properties is provided by
Question # 18
Sadi carnot described an ideal heat engine in
Question # 19
The state in which ice, water and vapour coexists in equilibrium is called
Question # 20
Two metal rods A and B have their initial lengths in the ratio 2 : 3 and coefficients of linear expansion in the ratio 4 : 3. When they are heated through same temperature difference the ratio of their linear expansion is
Question # 21
On colliding in a closed container, the gas molecules
Question # 22
Adiabatic change occurs when the gas
Question # 23
The bicycle pump provides a good example of
Question # 24
A gas which strictly obeys the gas laws under all conditions of temperature and pressure is called:
Question # 25
The rate of change of momentum of a molecule is equal to:
Question # 26
If the ratio of densities of two gases is 1:4, then the ratio of their rates of diffusion into one another is
Question # 27
In a heat engine, heat is supplied by the
Question # 28
When heat is added into the system then change in entropy is
Question # 29
Which of the following is a state variable
Question # 30
Carnot heat engine only used
ECAT Pre Eng. Physics Ch 11 Test
Here you can prepare ECAT Pre Engineering Physics Ch 11 Heat & Thermodynamics Test. Click the button for 100% free full practice test.
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