Physics Golden view of sea shell is due to Polarization Reflection Diffraction Dispersion Polarization Reflection Diffraction Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics Bats can sense obstacles because they produce Infrasonic sound waves Ultrasonic sound waves Micro sound waves Supersonic sound waves Infrasonic sound waves Ultrasonic sound waves Micro sound waves Supersonic sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics Why does water tank appear shallower when viewed from the top? Due to total internal reflection Due to diffraction Due to reflection Due to refraction Due to total internal reflection Due to diffraction Due to reflection Due to refraction ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of relative density? Kg/m Kg/m3 Kg/m2 It has no unit Kg/m Kg/m3 Kg/m2 It has no unit ANSWER DOWNLOAD EXAMIANS APP
Physics Rain drops fall from great height. Which among the following statements is true regarding it? They fall with that ultimate velocity, which are different for different droplets They fall with same ultimate velocity Their velocity increases and they fall with same velocity on the earth Their velocity increases and they fall with different velocity on the earth They fall with that ultimate velocity, which are different for different droplets They fall with same ultimate velocity Their velocity increases and they fall with same velocity on the earth Their velocity increases and they fall with different velocity on the earth ANSWER DOWNLOAD EXAMIANS APP
Physics When a constant force acts on an object with a mass of 8 kg for a duration of 3 s. it increases the object's velocity from 4 m/s to 6 m/s . What is the magnitude of the applied force? 3.33 N 6.33 N 4.33 N 5.33 N 3.33 N 6.33 N 4.33 N 5.33 N ANSWER DOWNLOAD EXAMIANS APP
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