Physics The plastic material commonly used for making gear wheels is Polyesters Bakelit Polystyrene Nylons Polyesters Bakelit Polystyrene Nylons ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because The bell jar is too small The glass of the bell jar absorbs the sound waves The ringing is not loud enough There is no air or any other gas in the bell jar The bell jar is too small The glass of the bell jar absorbs the sound waves The ringing is not loud enough There is no air or any other gas in the bell jar ANSWER DOWNLOAD EXAMIANS APP
Physics Which Color has the Longest Wavelength? Red Violet Yellow White Red Violet Yellow White ANSWER DOWNLOAD EXAMIANS APP
Physics One can distinguish a telescope from a microscope by observing Colour Length and size of the lens Size of the lens Length Colour Length and size of the lens Size of the lens Length ANSWER DOWNLOAD EXAMIANS APP
Physics If the phase difference between two points is 120° for a wave with velocity of 360 m/s and frequency 500 Hz, then path difference between the two points is 6 cm 12 cm 24 cm 1 cm 6 cm 12 cm 24 cm 1 cm ANSWER DOWNLOAD EXAMIANS APP
Physics Bolometer is used to measure Velocity Wavelength Temperature Frequency Velocity Wavelength Temperature Frequency ANSWER DOWNLOAD EXAMIANS APP
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