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Mdcat-past-papers - NUMS - Physics Quiz

Filters: Board: NUMS | Subject: Physics |
61. Relation between K.E and momentum P:



62. Dolphin leaves water with kinetic energy. At top it has:



63. A ball with momentum 8Kg•m/s rebounds straight back without K.E loss. Change in momentum:



64. Ball of mass 'm' dropped from height 'h' penetrates 'd' in sand. Average resistive force is:



65. If body mass 'm' and velocity 'v', then velocity becomes double. K.E becomes:



66. The dimension of angular velocity is:



67. One complete circle is equal to:



68. An object moving along circular path of radius 1m. It covers a distance of 2m along circumference of circle. The angular distance is:



69. The relation between angular and linear velocity is:



70. One degree is equal to:



71. A rotating wheel coincides 12 rev in 4s. Find the average angular velocity in rad/sec.



72. An electric motor turns at 400 revolutions per minute. Its angular velocity in rad/s will be:



73. The velocity of an object moving in a circle is:



74. Sara goes around a circular track that has diameter of 20m. If she runs around the entire track for a distance of 180m. What is her angular displacement?



75. Angle swept by minute hand in one minute is:



76. To find the direction of angular displacement:



77. A particle moves in a circle of radius 200cm with a linear speed of 20m/s. Find the angular velocity:



78. For anti-clock wise rotation the angular displacement is:



79. How many degrees in 2π/5 radians?



80. In motion of satellites, necessary centripetal force is provided by: