Physics - Single MCQs (Page 7)

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Q61. When a person sitting on a swing stands up on the swing, the frequency of oscill...Q62. Electricians use rubber gloves while working because...Q63. Mud houses are cooler in summers and wanner in winters as compared to brick hous...Q64. When a vibrating tuning fork is placed on a table, a loud sound is hear4⃣ Thi...Q65. The filament of electric bulb is made up of...Q66. The rate of transfer of charges through a circuit is called...Q67. If lift is going up with acceleration, the apparent weight of a body is...Q68. The type of mirrors used in the headlamp of cars is...Q69. A decibel is...Q70. Fiber optics work on the principle of...