Physics Magnetic keepers are used to protect magnets from : Demagnetization due to heating Self-demagnetization Earth's magnetic field Effect of other magnets Demagnetization due to heating Self-demagnetization Earth's magnetic field Effect of other magnets ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for twinkling of stars ? Atmospheric reflection Total internal reflection Atmospheric refraction Dispersion of light Atmospheric reflection Total internal reflection Atmospheric refraction Dispersion of light ANSWER DOWNLOAD EXAMIANS APP
Physics Least audible sound for most of the human ear is : 0.0002 µ bar 10.0 µ bar 5.0 µ bar 0.005 µ bar 0.0002 µ bar 10.0 µ bar 5.0 µ bar 0.005 µ bar ANSWER DOWNLOAD EXAMIANS APP
Physics Kirchoff's Voltage Law is known as Both Conservation of Charge Conservation Energy None of these Both Conservation of Charge Conservation Energy None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Speed regulation of synchronous motor is 0.01 Zero 0.25 0.005 0.01 Zero 0.25 0.005 ANSWER DOWNLOAD EXAMIANS APP
Physics The quality or tone of a musical sound produced by a stringed instrument depends on Wave form of the sound Amplitude of vibration Frequency of vibration Length of the strings in the instrument Wave form of the sound Amplitude of vibration Frequency of vibration Length of the strings in the instrument ANSWER DOWNLOAD EXAMIANS APP
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