Physics Which layer of the earth's atmosphere reflect back the radio waves to the earth's surface ? Ionosphere Stratosphere Mesosphere Exosphere Ionosphere Stratosphere Mesosphere Exosphere ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Total internal reflection of light only Dispersion of light only Refraction of light only Refraction and total internal reflection of light Total internal reflection of light only Dispersion of light only Refraction of light only Refraction and total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics Boyle's law is a relationship between Pressure and temperature Volume and temperature Volume and density Pressure and volume Pressure and temperature Volume and temperature Volume and density Pressure and volume ANSWER DOWNLOAD EXAMIANS APP
Physics It is difficult to cook rice Under a mine Same anywhere At the top of a mountain At the sea level Under a mine Same anywhere At the top of a mountain At the sea level ANSWER DOWNLOAD EXAMIANS APP
Physics For a freely falling body, the sum of kinetic energy and potential energy is always Unity Variable Same Zero Unity Variable Same Zero ANSWER DOWNLOAD EXAMIANS APP
Physics Who is known as the 'father of quantum theory'? Max Planck Ernest Rutherford Werner Heisenberg Albert Einstein Max Planck Ernest Rutherford Werner Heisenberg Albert Einstein ANSWER DOWNLOAD EXAMIANS APP