Physics Bats can sense obstacles because they produce Ultrasonic sound waves Infrasonic sound waves Supersonic sound waves Micro sound waves Ultrasonic sound waves Infrasonic sound waves Supersonic sound waves Micro sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics When a body is accelerated, then the velocity will be also Decrease None of these Constant Increase Decrease None of these Constant Increase ANSWER DOWNLOAD EXAMIANS APP
Physics Hertz is a unit for measuring Clarity of waves Wavelength Intensity of waves Frequency of waves Clarity of waves Wavelength Intensity of waves Frequency of waves ANSWER DOWNLOAD EXAMIANS APP
Physics The cooling by a desert Cooler is based on: Air Rehydration Hot air replacement Air dehydration Evaporative Cooling Air Rehydration Hot air replacement Air dehydration Evaporative Cooling ANSWER DOWNLOAD EXAMIANS APP
Physics Decibel is the unit used for Radio wave frequency Intensity of sound Speed of light Intensity of heat Radio wave frequency Intensity of sound Speed of light Intensity of heat ANSWER DOWNLOAD EXAMIANS APP
Physics Metals are good conductors of electricity because: All of these The atoms are lightly packed. They contain free electrons. They have high melting point. All of these The atoms are lightly packed. They contain free electrons. They have high melting point. ANSWER DOWNLOAD EXAMIANS APP
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