Physics A dynamo is a device which Creates electrical energy Creates mechanical energy Converts mechanical energy into electrical energy Converts electrical energy into mechanical energy Creates electrical energy Creates mechanical energy Converts mechanical energy into electrical energy Converts electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics The boiling point of liquids vary as Pressure varies Volume varies Temperature varies Density varies Pressure varies Volume varies Temperature varies Density varies ANSWER DOWNLOAD EXAMIANS APP
Physics Ball pen functions on the principle of : Viscosity Surface tension Boyle's Law Gravitational force Viscosity Surface tension Boyle's Law Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics When a detergent is added to pure water, its surface tension Becomes infinite Increases Remains constant Decreases Becomes infinite Increases Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics The strength of an electromagnet can be increased by Increasing the number of turns Increasing current supply All of these Increasing the length of the coiled wire Increasing the number of turns Increasing current supply All of these Increasing the length of the coiled wire ANSWER DOWNLOAD EXAMIANS APP
Physics Friction can be reduced by changing from Static to Dynamic Sliding to Rolling Rolling to Sliding Dynamic to Static Static to Dynamic Sliding to Rolling Rolling to Sliding Dynamic to Static ANSWER DOWNLOAD EXAMIANS APP