Physics When a bottle of perfume is opened in one corner of a room the smell spreads soon throughout the room. This is an example of Viscosity Capillarity Diffusion Surface tension Viscosity Capillarity Diffusion Surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics A person does some work of 1,000 J in 2 s. His power will be ________ 500W 25W 1000W 50W 500W 25W 1000W 50W ANSWER DOWNLOAD EXAMIANS APP
Physics A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of ________ . Illusion of the man Pressure difference due to fast moving air in between Gravitational force between train and man The centripetal force Illusion of the man Pressure difference due to fast moving air in between Gravitational force between train and man The centripetal force ANSWER DOWNLOAD EXAMIANS APP
Physics Lens is made up of Flint glass Cobalt glass Pyrex glass Ordinary glass Flint glass Cobalt glass Pyrex glass Ordinary glass ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not caused by atmospheric refraction of light ? Twinkling of stars at night Sun appearing higher in the sky than it actually is Sun becoming visible two or three minutes before actual sunrise Sun appearing red at sunset Twinkling of stars at night Sun appearing higher in the sky than it actually is Sun becoming visible two or three minutes before actual sunrise Sun appearing red at sunset ANSWER DOWNLOAD EXAMIANS APP
Physics A metal-semiconductor junction diode is called ________ Photo diode P-N Juction diode Tunnel diode Schottky diode Photo diode P-N Juction diode Tunnel diode Schottky diode ANSWER DOWNLOAD EXAMIANS APP