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# 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

6%

Question 1 of 17

## Physics

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

Question 1 of 17

Question 2 of 17

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

Question 2 of 17

Question 3 of 17

3. 1km/1Gm = ………………………………?

Question 3 of 17

Question 4 of 17

4. One fem to is equal to _________

Question 4 of 17

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. Which one is a pair of SI base units?

Question 6 of 17

Question 7 of 17

7. 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

Question 7 of 17

Question 8 of 17

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

Question 8 of 17

Question 9 of 17

9. Which of the following is a smallest value?

Question 9 of 17

Question 10 of 17

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

Question 10 of 17

Question 11 of 17

11. The dimensions of frequency f are __________.

Question 11 of 17

Question 12 of 17

12. What is the ratio 1μm/1Gm ?

Question 12 of 17

Question 13 of 17

13. 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 13 of 17

Question 14 of 17

14. Which one is the least sub multiple?

Question 14 of 17

Question 15 of 17

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

Question 15 of 17

Question 16 of 17

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

Question 16 of 17

Question 17 of 17

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

Question 17 of 17

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