Physics The device which converts AC to DC is Oscillator Rectifier None of these Amplifier Oscillator Rectifier None of these Amplifier ANSWER DOWNLOAD EXAMIANS APP
Physics The device used for locating submerged objects under sea is. Maser Sonar Laser Radar Maser Sonar Laser Radar ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a transverse wave? Light waves Radio waves All listed here Sound waves Light waves Radio waves All listed here Sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following determines the pitch of a sound? Wavelength Amplitude Frequency Loudness Wavelength Amplitude Frequency Loudness ANSWER DOWNLOAD EXAMIANS APP
Physics It is more difficult to walk on a sandy road than on a concrete road because the sand is grainy but concrete is smooth. sand is soft and concreter is hard. the friction between sand and feet is less than that between concrete and feet. the friction between sand and feet is more than that between concrete and feet. the sand is grainy but concrete is smooth. sand is soft and concreter is hard. the friction between sand and feet is less than that between concrete and feet. the friction between sand and feet is more than that between concrete and feet. ANSWER DOWNLOAD EXAMIANS APP
Physics Dynamo is a device for converting Magnetic energy into electrical energy Chemical energy into electrical energy Mechanical energy into electrical energy Heat energy into electrical energy Magnetic energy into electrical energy Chemical energy into electrical energy Mechanical energy into electrical energy Heat energy into electrical energy ANSWER DOWNLOAD EXAMIANS APP
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