Physics Ozone layer in the outer atmosphere helps us in Reflecting radio waves and makes radio communication possible Absorbing cosmic ray particles Regulating the temperature of atmosphere Absorbing UV radiations Reflecting radio waves and makes radio communication possible Absorbing cosmic ray particles Regulating the temperature of atmosphere Absorbing UV radiations ANSWER DOWNLOAD EXAMIANS APP
Physics Bandwidth is the None of these A measure of the width of a range of frequencies The rate of data transfer Both a & b None of these A measure of the width of a range of frequencies The rate of data transfer Both a & b ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following determines the pitch of a sound? Frequency Wavelength Loudness Amplitude Frequency Wavelength Loudness Amplitude ANSWER DOWNLOAD EXAMIANS APP
Physics Air pressure is usually highest when the air is Warm and moist Warm and dry Cool and moist Cool and dry Warm and moist Warm and dry Cool and moist Cool and dry ANSWER DOWNLOAD EXAMIANS APP
Physics Indicate the false statement about the resistance of a wire It is directly proportional to the length of wire It is directly proportional to the area of cross-section of wire Resistance of metallic wire increases with increase in temperature It depends on material of wire It is directly proportional to the length of wire It is directly proportional to the area of cross-section of wire Resistance of metallic wire increases with increase in temperature It depends on material of wire ANSWER DOWNLOAD EXAMIANS APP
Physics In a photocell light energy is converted into Electrical energy Heat energy Potential energy Chemical energy Electrical energy Heat energy Potential energy Chemical energy ANSWER DOWNLOAD EXAMIANS APP
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