Physics Topic1 Unit

1.S.I.unit of weight is

 
 
 
 

2.Unit of momentum is

 
 
 
 

3.Unit of power in industry is 

 
 
 
 

4.Unit used for measuring the sound is

 
 
 
 

5.Light year is the unit of

 
 
 
 

6.The S.I unit of electric charge is 

 
 
 
 

7.The S.I unit of resistance is

 
 
 
 

8.S.I unit of stress is

 
 
 
 

9.The S.I unit of electric current

 
 
 
 

10.Match the following

(1) Magnetic flux density     – (a) Tesla

(2) Self inductance               – (b) Weber

(3) Magnetic flux                 – (c) Henry

 

 
 
 
 

11.Which unit is equal to unit of energy 

 
 
 
 

12.Unit of power is known as 

 
 
 
 

13.Which of the following has no unit

 
 
 
 

14.Which of the following vector quantity?

 
 
 
 

15. The unit of ampere second is

 
 
 
 

16. Gallon is generally used for

 
 
 
 

17.Which unit is used for measuring Astronomical distance?

 
 
 
 

18. S.I. unit of pressure is 

 
 
 
 

19.The unit of approximate distance from the earth to the sun is

 
 
 
 

20. S.I unit of force is

 
 
 
 

21.Which of the following is not correctly matched

 
 
 
 

22. S.I unit of Displacement is

 
 
 
 

23. S.I unit of voltage is 

 
 
 
 

24. Ohm is unit of which physical quantity?

 
 
 
 

25. The S.I unit of ‘g’ is same as

 
 
 
 

26. Which of the following has same unit?

 
 
 
 

27. Nm2kg-2 is S.I. unit of

 

 
 
 
 

28. Weight has equal S.I. unit of

 
 
 
 

29.Which of the following pairs does not have the same S.I. units ?

 
 
 
 

30.The international unit of speed is 

 
 
 
 

31.Which of the following two physical quantities have the same unit ?

 
 
 
 

32. m/s-2 is S.I. unit of which of the following ?

 
 
 
 

33. Which of the following has S.I. unit joule/second?

 
 
 
 

34. Newton is S.I unit of ?

 
 
 
 

35. Volt is S.I. unit of ?

 
 
 
 

36. Which of the following is unit of temperature 

 
 
 
 

37. Nm-2 is S.I. unit of ?

 
 
 
 

38. In the given physical quantities which is not a relative quantity?

 
 
 
 

39. In the following which pair has not same unit ?

 
 
 
 

40. Ohm-m is unit of ?

 
 
 
 

41. ____ has S.I. unit ampere?

 
 
 
 

42. What is the S.I. unit of retardation ?

 
 
 
 

43.1Pascal =?

 
 
 
 

44.Match the following

         1.Watt                       –     a) Nm/s

         2.1 Kilowatt              –     b) 3.6×106J

         3.1 Kilowatt hour      –     c) 1000w

         4.1 Horsepower         –     d) 746w

 
 
 
 

45.What is the S.I. unit of wavelength?

 
 
 
 

46.Which one of these is a symbol of mole in S.I unit?

 
 
 
 

47.What is the unit of electric power expenditure?

 
 
 
 

48. What is the another name for coulomb/second

 
 
 
 

49.What is the S.I. unit of wave speed ?

 
 
 
 

50. Sound pollution is measured in 

 
 
 
 

51. Loudness of sound measured in ?

 
 
 
 

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