11th class Physics chapter 6 online mcq test with answers for ICS part 1 Physics chapter 6(Fluid Dynamics)

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Sr.#	Question	Answer
1	No entropy change is associated with	A. Isothermal process B. Adiabatic process C. Isobaric process D. Isochoric process
2	In an isothermal chagne, internal energy.	A. Decrease B. Increase C. Remain same D. Becomes zero
3	When th systme is expanded by additing heat energy, then the work done will be	A. Postive and on the system B. Negative and on the system C. Postive and by the system D. Negative and by the system
4	Work done by the system is takn as	A. Positive B. Negative C. Undefined D. None of these
5	When hot and cold water are mixed the entropy	A. Decrease B. Increase C. Remains constant D. Zero
6	Internal energy of a substance, is directly proportional to	A. T B. V C. W D. P
7	A device which covnerts thermal eergy into mechanical energy is called.	A. Turbine B. Heat engine C. Carnot engine D. Rerigerator
8	The process which is carried out at constant temperature is called.	A. Adiabatic process B. Isothermal process C. Isochoic process D. Isobaric process
9	Thermodynamics mostly deals with.	A. Measuremetn of quantity B. Transfer of quantity of heat C. Change of state D. Conversion of heat to other forms of energy
10	The efficiency of carnot engine depends upon	A. Sink temperature B. Source temperature C. Both a and b D. The working substance