Physics - Single MCQs (Page 11)

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Q101. If the length of a simple pendulum is halved then its period of oscillation is...Q102. The base of an electric iron is brightly polished mainly...Q103. Which of the following is optical illusion...Q104. In a refrigerator, the cooling system should always be...Q105. The surface tension of water on adding detergent to it...Q106. Which physical quantity is measured in ‘siemens’...Q107. Tape recorder should not be kept near one of the following things...Q108. Sensation of sound persists in our brain for about...Q109. Cathode rays when obstructed by metal cause emission of...Q110. An object at rest will remain at rest and an object in motion will remain in mot...