Physics A decibel is The wavelength of noise A musical note A measure of sound level A musical instrument The wavelength of noise A musical note A measure of sound level A musical instrument ANSWER DOWNLOAD EXAMIANS APP
Physics Golden view of sea shell is due to Polarization Dispersion Diffraction Reflection Polarization Dispersion Diffraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The freezing point of fresh water is ________ . 4°C 3°C 5°C 0°C 4°C 3°C 5°C 0°C ANSWER DOWNLOAD EXAMIANS APP
Physics A needle or a pin floats on the surface of water because of Adhesive force Viscosity Surface tension Surface energy Adhesive force Viscosity Surface tension Surface energy ANSWER DOWNLOAD EXAMIANS APP
Physics The energy that generates wind comes from what source? None of these Ocean currents Anemometers Solar radiation None of these Ocean currents Anemometers Solar radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Sound produced at a point is heard by a person after 5 second, while the same sound is heard by another person after 6 seconds. If the speed of sound is 300 m/s, what could be the maximum and minimum distances between the two persons? 2.8 km, 0.25 km 2.2 km, 0.20 km 1.8 km, 0.15 km 3.3 km, 0.30 km 2.8 km, 0.25 km 2.2 km, 0.20 km 1.8 km, 0.15 km 3.3 km, 0.30 km ANSWER DOWNLOAD EXAMIANS APP
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