81. The speed of an object moving in a certain direction is known as which term in scientific terminology?
82. Find the acceleration (in m/s2) produced in a body of mass 3 kg when a force of 6 N is applied on it.
83. Starting from a fixed position, Sony catches a speed of 60 ms-1 in 30s by bicycle. Calculate the acceleration of the bicycle?
84. A man is sitting in a train which is moving with a velocity of 60 km/h. His speed with respect to the train is
85. Average speed and average velocity indicate the speed of the object:
86. A bus travels at a speed of 50 km/h to go from its origin of its destination at a distance of 300 km and travels at a speed of 60 km/h to return to the origin. What is the average speed of the bus?
87. The moment of inertia of a body does not depend upon its
88. Which of the following statements is false
89. The rate of change of momentum of a body is equal to the resultant
90. The speed of a bus on a crowded road is an example of . . . . . . . .
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