Punjab 9th Class Physics Model Paper 7 MCQs Test Online

Total Question
36 Questions
Total Marks
72 Marks
Total Time
36 Minuts
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Test Name



Physics Model Paper 7

Subject



Physics (9th Class)

Test Type



MCQs


Punjab 9th Class Physics Model Paper 7 MCQs Test Online

Punjab 9th Class Physics Model Paper 7 MCQs Test Online

 

Question 1 of 36

Physics

1. Which surface is best reflector of heat?
1.
2.
3.
4.

Question 1 of 36

Question 2 of 36

2. What happens to the thermal conductivity of a wall if its thickness is doubled?
1.
2.
3.
4.

Question 2 of 36

Question 3 of 36

3. In gases, heat is mainly transferred by:
1.
2.
3.
4.

Question 3 of 36

Question 4 of 36

4. In symbols, co-efficient of volume expansion is defined as:
1.
2.
3.
4.

Question 4 of 36

Question 5 of 36

5. Normal human body temperature is:

 
1.
2.
3.
4.

Question 5 of 36

Question 6 of 36

6. Absolute zero is equal to:

 
1.
2.
3.
4.

Question 6 of 36

Question 7 of 36

7. The specific heat of water is:
1.
2.
3.
4.

Question 7 of 36

Question 8 of 36

8. The ways by which transfer of heat takes place are:

 
1.
2.
3.
4.

Question 8 of 36

Question 9 of 36

9. False ceiling is done to:
1.
2.
3.
4.

Question 9 of 36

Question 10 of 36

10. Bimetallic strip works on the principle of:
1.
2.
3.
4.

Question 10 of 36

Question 11 of 36

11. Celsius temperature is converted into Fahrenheit temperature using the formula:
1.
2.
3.
4.

Question 11 of 36

Question 12 of 36

12. The specific heat of water is:

 
1.
2.
3.
4.

Question 12 of 36

Question 13 of 36

13. Heat transfers through fluids by the method called:
1.
2.
3.
4.

Question 13 of 36

Question 14 of 36

14. On Celsius scale, 50°C is equal on Fahrenheit scale to:

 
1.
2.
3.
4.

Question 14 of 36

Question 15 of 36

15. If a liquid of mass ‘m’ requires thermal energy ‘∆Qv’ to completely change into gas at its boiling point without any change in its temperature, then its latent heat of vaporization can be calculated as following:

 
1.
2.
3.
4.

Question 15 of 36

Question 16 of 36

16. Complete the equation T(K) = ___________.

 
1.
2.
3.
4.

Question 16 of 36

Question 17 of 36

17. Length of a rod is L₀ on temperature T₀. After heating up to temperature T, its length L becomes:

 
1.
2.
3.
4.

Question 17 of 36

Question 18 of 36

18. Specific heat of water is how many times greater than that of dry soil?

 
1.
2.
3.
4.

Question 18 of 36

Question 19 of 36

19. Latent heat of fusion of 1 kg of ace at 0°C is:

 
1.
2.
3.
4.

Question 19 of 36

Question 20 of 36

20. Which of the following material has large specific heat?

 
1.
2.
3.
4.

Question 20 of 36

Question 21 of 36

21. Unit of specific heat capacity in SI system is:

 
1.
2.
3.
4.

Question 21 of 36

Question 22 of 36

22. Which of the following effects evaporation?

 
1.
2.
3.
4.

Question 22 of 36

Question 23 of 36

23. Water freezer at:

 
1.
2.
3.
4.

Question 23 of 36

Question 24 of 36

24. Which process produces cooling effect?

 
1.
2.
3.
4.

Question 24 of 36

Question 25 of 36

25. Specific heat of iron in joules per kilogram per Kelvin is:

 
1.
2.
3.
4.

Question 25 of 36

Question 26 of 36

26. Thermal conductivity of silver is:
1.
2.
3.
4.

Question 26 of 36

Question 27 of 36

27. Mercury is used as thermometric material because it has:

 
1.
2.
3.
4.

Question 27 of 36

Question 28 of 36

28. In solids, heat is transferred by:
1.
2.
3.
4.

Question 28 of 36

Question 29 of 36

29. Rooms are heated using gas heaters by:

 
1.
2.
3.
4.

Question 29 of 36

Question 30 of 36

30. Thermal conductivity of rubber is _________ Wm⁻¹K⁻¹.
1.
2.
3.
4.

Question 30 of 36

Question 31 of 36

31. Reason of glider to remain in air is:
1.
2.
3.
4.

Question 31 of 36

Question 32 of 36

32. If ‘m’ and change in its specific heat, then its heat capacity is given by:

 
1.
2.
3.
4.

Question 32 of 36

Question 33 of 36

33. If the mass of a body is ‘m’ and change in its temperature is ∆T, then the heat absorbed or released is given by:

 
1.
2.
3.
4.

Question 33 of 36

Question 34 of 36

34. Which gas is used in spite of Freon gas in refrigerator?

 
1.
2.
3.
4.

Question 34 of 36

Question 35 of 36

35. Temperature of ice in freezer is:
1.
2.
3.
4.

Question 35 of 36

Question 36 of 36

36. Example of a bad conductor is:

 
1.
2.
3.
4.

Question 36 of 36


 

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