Physics Which electromagnetic radiation is used for satellite communication ? Radiowave Infrared Millimeter wave Ultraviolet Radiowave Infrared Millimeter wave Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Physics Metals are good conductors of electricity because: They have high melting point. They contain free electrons. All of these The atoms are lightly packed. They have high melting point. They contain free electrons. All of these The atoms are lightly packed. ANSWER DOWNLOAD EXAMIANS APP
Physics The mass of a star is two times the mass of the Sun. How it will come to an end ? Neutron Star Red Giant Black hole White Dwarf Neutron Star Red Giant Black hole White Dwarf ANSWER DOWNLOAD EXAMIANS APP
Physics What is the escape velocity of the rocket in the earth? 11.2 km/sec 13.2 km/sec 10.2 km/sec 12.2 km/sec 11.2 km/sec 13.2 km/sec 10.2 km/sec 12.2 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of falling rain drops attains a terminal value because of Upward thrust due to air Surface tension Air current Viscous force exerted by air Upward thrust due to air Surface tension Air current Viscous force exerted by air ANSWER DOWNLOAD EXAMIANS APP
Physics A sphere rolls down on two inclined planes of different angles but same height, it does so In the same time with the same speed In the same time With the same speed In the same time with the same kinetic energy In the same time with the same speed In the same time With the same speed In the same time with the same kinetic energy ANSWER DOWNLOAD EXAMIANS APP