Physics The distance between node and adjacent antinode is 30 cm. The wavelength is 90 cm. 60 cm. 120 cm. 30 cm. 90 cm. 60 cm. 120 cm. 30 cm. ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following determines the pitch of a sound? Frequency Wavelength Amplitude Loudness Frequency Wavelength Amplitude Loudness ANSWER DOWNLOAD EXAMIANS APP
Physics The mercury and sodium street lamps light up because of : Atomic emission Atomic absorption Electron absorption Electron emission Atomic emission Atomic absorption Electron absorption Electron emission ANSWER DOWNLOAD EXAMIANS APP
Physics As we go from Equator to North pole the value of ''g', the acceleration due to gravity Decreases Remains the same Increases None of these Decreases Remains the same Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Physics A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole ? Dacrease Increase Will increase first and then dcrease Remain constant Dacrease Increase Will increase first and then dcrease Remain constant ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used for regulated electric supply ? Zener diode Junction diode Gun diode Tunnel diode Zener diode Junction diode Gun diode Tunnel diode ANSWER DOWNLOAD EXAMIANS APP
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