Physics The frequency of ultrasound wave is typically Below 02 kHz Below 20 kHz Above 20,000 kHz Above 20 kHz Below 02 kHz Below 20 kHz Above 20,000 kHz Above 20 kHz ANSWER DOWNLOAD EXAMIANS APP
Physics Hot springs are heated geothermally by underlying Mitula Magma Water None of these Mitula Magma Water None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Alternating current is converted into direct current by a Transformer Dynamo Oscillator Rectifier Transformer Dynamo Oscillator Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics A hydrogen balloon floats up because of Weight of the balloon is less than the weight of air displaced by it. The pressure inside the balloon is more than the pressure outside it Air pressure decreases with decrease in height Air pressure decreases with decrease in weight Weight of the balloon is less than the weight of air displaced by it. The pressure inside the balloon is more than the pressure outside it Air pressure decreases with decrease in height Air pressure decreases with decrease in weight ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following supports particle nature of photons ? Interference Photoelectric effect Polarization Diffraction Interference Photoelectric effect Polarization Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Energy stored in the nucleus of an atom is called Potential energy Kinetic energy Nuclear energy Atomic energy Potential energy Kinetic energy Nuclear energy Atomic energy ANSWER DOWNLOAD EXAMIANS APP