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Mdcat-past-papers - NMDCAT Quiz

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61. Unit of angular displacement is:



62. If during circular motion, tangential velocity of a body becomes double, the centripetal force:



63. Centripetal force is directed towards:



64. A car turning around a circular path, centripetal force is given by:



65. Example of longitudinal wave is:



66. Which one requires no medium to propagate?



67. Which of the following does not travel in vacuum?



68. In a ripple tank, 200 waves pass through a certain point in one second. The wavelength of each wave is 0.02 m. What is the wave speed?



69. The speed of sound in air is 332m/s. The speed of sound at 22°C will be:



70. Speed of sound does not depend upon:



71. In a ripple tank, 40 waves pass through a point in 1 sec. If wavelength is 5cm, speed is:



72. Time period if frequency is 4Hz is:



73. The sum of all forms of (kinetic and potential) of a substance is termed as?



74. In which process the entire heat supplied to the gas is converted to the internal energy of the gas?



75. The internal energy of a gas during an isothermal process:



76. The thermodynamic process during which volume of the system remains constant is:



77. For three moles of a gas Cp − Cv is:



78. Which one is true about Cp and Cv:



79. The property due to which a substance attracts or repels other body is called:



80. Force exerted by unit charge is called: