Physics Light houses are places with powerful lights to : Guide and resolve traffic jams in crowded metro-cities during nights Indicate to the incoming warships, the location of a harbour during night Guide and warn the ships coming from different directions in the ocean Guide and help large crowds at religious gathering during nights Guide and resolve traffic jams in crowded metro-cities during nights Indicate to the incoming warships, the location of a harbour during night Guide and warn the ships coming from different directions in the ocean Guide and help large crowds at religious gathering during nights ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of any wave is proportional to which of the following? Square of amplitude Cube of amplitude Amplitude Square root of amplitude Square of amplitude Cube of amplitude Amplitude Square root of amplitude ANSWER DOWNLOAD EXAMIANS APP
Physics Eclipses occur due to which optical phenomena? Refraction Reflection Diffraction Rectilinear propagation Refraction Reflection Diffraction Rectilinear propagation ANSWER DOWNLOAD EXAMIANS APP
Physics It is easy to burst a gas-filled balloon with a needle than with a nail. It is because Needle exerts more pressure than nail on the balloon. Gas is reactive with the needle. Nail exerts more pressure than needle on the balloon. Nail is more longer than needle. Needle exerts more pressure than nail on the balloon. Gas is reactive with the needle. Nail exerts more pressure than needle on the balloon. Nail is more longer than needle. ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used for regulated electric supply ? Tunnel diode Zener diode Junction diode Gun diode Tunnel diode Zener diode Junction diode Gun diode ANSWER DOWNLOAD EXAMIANS APP
Physics Surface tension in a liquid is due to : Gravitational force between molecules Adhesive force betweenmolecules Cohesive force between molecules Electrical force between molecules. Gravitational force between molecules Adhesive force betweenmolecules Cohesive force between molecules Electrical force between molecules. ANSWER DOWNLOAD EXAMIANS APP