Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Audible sounds Infrasonics Megasonics Ultrasonics Audible sounds Infrasonics Megasonics Ultrasonics ANSWER DOWNLOAD EXAMIANS APP
Physics The time period of a pendulum when taken to the Moon would: Remain the same Become zero Increase Decrease Remain the same Become zero Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Physics Soap bubble attains spherical shape due to ________ Pressure Inertia Viscosity Surface tension Pressure Inertia Viscosity Surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Two stones of different masses are dropped simultaneously from the top of a building Larger stone reaches the ground earlier Both the stones reach the ground at the same time Depends on the composition of the stone Smaller stone reaches the ground earlier Larger stone reaches the ground earlier Both the stones reach the ground at the same time Depends on the composition of the stone Smaller stone reaches the ground earlier ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in air Decreases with increase of temperature Increases with decrease of temperature Does not depend on temperature Decreases with decrease of temperature Decreases with increase of temperature Increases with decrease of temperature Does not depend on temperature Decreases with decrease of temperature ANSWER DOWNLOAD EXAMIANS APP
Physics Which one among the following doesn't have any effect on velocity of sound ? Pressure Humidity Temperature Density Pressure Humidity Temperature Density ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS