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Physics

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115
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1

Which of the following is a physical quantity?

2

Which of the following is a non-physical quantity?

3

Physics mainly deals with the study of:

4

Which of the following is a base quantity?

5

How many base quantities are there in SI system?

6

Which is the SI unit of length?

7

SI unit of mass is:

8

SI unit of time is:

9

Which of the following is a derived quantity?

10

SI unit of speed is:

11

Which quantity has both magnitude and direction?

12

Which of the following is a scalar quantity?

13

Distance is a:

14

Displacement is a:

15

Which quantity changes when direction changes?

16

Resultant of two vectors at right angles is found using:

17

Which instrument is used to measure length accurately?

18

Screw gauge is mainly used to measure:

19

Least count means:

20

Volume of a liquid is measured using:

21

SI unit of volume is:

22

Which instrument is used to measure time?

23

Stopwatch is used to measure:

24

Scientific notation is used to express:

25

Which of the following is correct scientific notation?

26

Prefix kilo (k) represents:

27

Prefix milli (m) represents:

28

Prefix micro (µ) means:

29

Which prefix represents 10⁶?

30

Accuracy refers to:

31

Precision refers to:

32

Which causes error in measurement?

33

Zero error occurs when:

34

Random errors can be reduced by:

35

Which quantity is vector?

36

Unit of force is:

37

Force is a:

38

Which is NOT an SI base unit?

39

Measurement is comparison with:

40

Which quantity is measured in m²?

41

Which of the following best defines motion?

42

Which type of motion is shown by a spinning top?

43

Which quantity has both magnitude and direction?

44

Distance is defined as:

45

Displacement can be zero even when:

46

Which of the following is a scalar quantity?

47

Speed is calculated by the formula:

48

Velocity differs from speed because velocity includes:

49

Average speed is defined as:

50

Which instrument is commonly used to measure speed of vehicles?

51

Instantaneous speed is the speed:

52

Uniform velocity means:

53

Non-uniform velocity occurs when:

54

Acceleration is defined as:

55

SI unit of acceleration is:

56

Uniform acceleration means:

57

Which of the following is an example of uniform acceleration?

58

In a distance-time graph, the slope represents:

59

A horizontal line on a distance-time graph shows:

60

In a speed-time graph, the slope represents:

61

Area under a speed-time graph represents:

62

If speed-time graph is a straight line sloping upwards, motion has:

63

If the slope of speed-time graph is zero, the object has:

64

Motion under gravity is an example of:

65

The value of acceleration due to gravity on Earth is approximately:

66

Acceleration due to gravity acts:

67

When an object is thrown upward, its acceleration is:

68

At the highest point of a vertically thrown object, its velocity is:

69

Which graph represents uniform velocity?

70

Negative acceleration is also called:

71

Which quantity determines the direction of motion?

72

If an object covers equal distances in unequal intervals of time, its motion is:

73

Universal speed limit refers to:

74

The speed of light in vacuum is approximately:

75

Mass of a body is defined as:

76

The SI unit of mass is:

77

Mass of a body remains:

78

Inertia is the property of a body due to which it:

79

Greater mass means:

80

Which object has greater inertia?

81

Weight of a body is the force due to:

82

SI unit of weight is:

83

Weight of a body depends upon:

84

Weight of a body on the Moon is:

85

Gravitational field strength is defined as:

86

Symbol used for gravitational field strength is:

87

Value of gravitational field strength on Earth is approximately:

88

Which instrument is used to measure mass?

89

Which instrument is used to measure weight?

90

Spring balance measures:

91

Force that acts only when bodies are in contact is called:

92

Which of the following is a contact force?

93

Force that acts without physical contact is called:

94

Which is a non-contact force?

95

How many fundamental forces are there in nature?

96

Which is NOT a fundamental force?

97

Free body diagram represents:

98

In free body diagram, forces are shown by:

99

Newton’s First Law of Motion is also called:

100

According to Newton’s First Law, a body remains at rest if:

101

Newton’s First Law applies to bodies in:

102

Net force zero means body has:

103

Effect of force on velocity can be:

104

A force can change the direction of velocity as in:

105

When brakes are applied, passengers move forward due to:

106

Seat belts are used in cars to overcome effects of:

107

If net force on a body is not zero, body will:

108

Unit of gravitational field strength N/kg is equivalent to:

109

Mass measured by electronic balance depends on:

110

Which force is responsible for weight?

111

Inertia depends upon:

112

Which has more inertia?

113

Force is a vector quantity because it has:

114

Which force keeps planets in their orbits?

115

The tendency of a body to oppose change in motion is called:

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