Physics When water freezes its density Remains constant Decreases Becomes Zero Increases Remains constant Decreases Becomes Zero Increases ANSWER DOWNLOAD EXAMIANS APP
Physics A doppler effect occurs when a source of sound moves None of these Away from you Towards you Both A & B None of these Away from you Towards you Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is 20 J 10 J 40 J 25 J 20 J 10 J 40 J 25 J ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fiber works on the principle of Interference Total internal reflection Refraction Scattering Interference Total internal reflection Refraction Scattering ANSWER DOWNLOAD EXAMIANS APP
Physics The wavelength at which the peak of intensity of blackbody radiation occurs Decreases with increase in temperature Increases with increase in temperature Is the same at all temperatures Does not follow any pattern as temperature changes Decreases with increase in temperature Increases with increase in temperature Is the same at all temperatures Does not follow any pattern as temperature changes ANSWER DOWNLOAD EXAMIANS APP
Physics Should cars have bumpers that collapse under impact? No, since the colliding car would then ram into the occupants and kill them No, since it would be very expensive to get the car repaired Yes, since they help to absorb the impact of a collision and keep the occupants safe Yes, since the offending car should get damaged and pay for the mistake No, since the colliding car would then ram into the occupants and kill them No, since it would be very expensive to get the car repaired Yes, since they help to absorb the impact of a collision and keep the occupants safe Yes, since the offending car should get damaged and pay for the mistake ANSWER DOWNLOAD EXAMIANS APP
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