Below are the answers key for the Multiple Choice Questions in Physics Part 2.

51. Time

52. Volume

53. Vector

54. Vector diagram

55. average speed

56. acceleration

57. Work-energy theorem

58. kinetic energy

59. Force and displacement

60. Power

61. Force

62. Mass

63. Inertia

64. first law of motion

65. second law of motion

66. third law of motion

67. Weight

68. D.14.6

69. Friction

70. static friction

71. Starting friction

72. Kinetic friction is always less than static friction

73. Sliding friction

74. Coefficient of static friction is always greater than the coefficient of kinetic friction.

75. power output to power input

76. Kinetic energy

77. Rest energy

78. Potential energy

79. remains constant

80. Kinetic energy

81. false

82. When the two colliding objects stick together after impact.

83. It is lost to maximum value.

84. relative speed after collision to relative speed before collision

85. 1

86. 0

87. jointly to the colliding objects

88. Law of conservation of momentum

89. Impulse

90. velocity and mass

91. jointly to the colliding objects

92. Centrifugal force

93. directed toward the center of curvature of the path

94. period

95. inversely proportional

96. mass

97. Law of universal gravitation

98. inversely as the square of

99. always true

100. Mechanical energy

### Online Questions and Answers in Physics Series

Following is the list of practice exam test questions in this brand new series:

**College Physics MCQs**

**MCQs from Number 1 – 50**Answer key:

**PART I**

**MCQs from Number 51 – 100**Answer key:

**PART II**

**MCQs from Number 101 – 150**Answer key:

**PART III**

**MCQs from Number 151 – 200**Answer key:

**PART IV**

**MCQs from Number 201 – 250**Answer key:

**PART V**

**MCQs from Number 251 – 300**Answer key:

**PART VI**

**MCQs from Number 301 – 350**Answer key:

**PART VII**

**MCQs from Number 351 – 400**Answer key:

**PART VIII**

**MCQs from Number 401 – 450**Answer key:

**PART IX**

**MCQs from Number 451 – 500**Answer key:

**PART X**

81 is true.