Physics The device which converts sound energy into electrical energy is called Microphone Amplifier Transmitter Speaker Microphone Amplifier Transmitter Speaker ANSWER DOWNLOAD EXAMIANS APP
Physics Why are we able to hear short wave broadcasts better than long wave broadcasts ? By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. Short waves are unaffected by atmospheric disturbances. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. Short waves are unaffected by atmospheric disturbances. ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Reflection Polarisation Diffraction Interference Reflection Polarisation Diffraction Interference ANSWER DOWNLOAD EXAMIANS APP
Physics Matter waves are Longitudinal waves De Broglie waves Transverse waves Electromagnetic waves Longitudinal waves De Broglie waves Transverse waves Electromagnetic waves ANSWER DOWNLOAD EXAMIANS APP
Physics Siphon will fail to work if: The temperature of the liquids in the two vessels are the same. Both its limbs are of unequal length. The level of the liquid in the two vessels are at the same height. The densities of the liquid in the two vessels are equal. The temperature of the liquids in the two vessels are the same. Both its limbs are of unequal length. The level of the liquid in the two vessels are at the same height. The densities of the liquid in the two vessels are equal. ANSWER DOWNLOAD EXAMIANS APP
Physics An image formed by a plane mirror, that cannot be obtained on a screen is called ________ Virtual image Erect image Inverted image Real image Virtual image Erect image Inverted image Real image ANSWER DOWNLOAD EXAMIANS APP
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