# Punjab 11th Class Physics Chapter 1 Measurements Mcqs Test Online

 Total Question 17 Questions Total Marks 34 Marks Total Time 17 Minuts
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### Test Name

 Ch.1 # Measurements

### Subject

 Physics (11th Class)

 Mcqs

# Punjab 11th Class Physics Chapter 1 Measurements Mcqs Test Online

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Question 1 of 17

## Physics

1. The equation relating pressure and density is p = pgh. How can both sides of this equation be written in terms of base units?

Question 1 of 17

Question 2 of 17

2. Which one is a pair of SI base units?

Question 2 of 17

Question 3 of 17

3. The dimensions of frequency f are __________.

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Question 4 of 17

4. One fem to is equal to _________

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Question 5 of 17

5. Which of the following may be used as a valid formula to calculate speed of ocean waves? v = speed, g = acceleration due to gravity, y = wave length, p = density, h=depth

Question 5 of 17

Question 6 of 17

6. The scientific notation of a number 0.0023 is expressed as

Question 6 of 17

Question 7 of 17

7. A student measured the diameter of wire using a screw gauge with least count 0.001 cm. The correct measurement is

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Question 8 of 17

8. What is the SI unit of constant k in the following equation? Where F=6πηrv, where F=force v=velocity r=radius.

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Question 9 of 17

9. 1km/1Gm = ………………………………?

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Question 10 of 17

10. Which one is the least sub multiple?

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Question 11 of 17

11. Which of the following is a smallest value?

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Question 12 of 17

12. A mass m has acceleration a.it moves through a distance s in time t. The power used in accelerating the mass is equal to the product of force and velocity. The percentage uncertainties are 0.1% in m, 1% in a, 1.5% in s, 0.5 in t.

Question 12 of 17

Question 13 of 17

13. Which of the following correctly represent the S.I. unit of pressure?

Question 13 of 17

Question 14 of 17

14. What is the ratio 1μm/1Gm ?

Question 14 of 17

Question 15 of 17

15. A series of measurements of the acceleration of free fall g is shown in the table which set of results is precise but not accurate?
 g/ms⁻² a. 9.81 9.79 9.84 9.83 9.79 b. 9.81 10.12 9.89 8.94 9.42 c. 9.45 9.21 8.99 8.76 8.51 d. 8.45 8.46 8.5 8.41 8.47

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Question 16 of 17

16. Which of the following quantities has not been expressed in proper units?

Question 16 of 17

Question 17 of 17

17. In a cricket match, 500 spectators are counted one by one. How many significant figures will be there in the final result?

Question 17 of 17

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