Physics A gap is left between two rails of a railway track to accommodate...... of the metal. Volume expansion Apparent expansion Linear expansion Areal expansion Volume expansion Apparent expansion Linear expansion Areal expansion ANSWER DOWNLOAD EXAMIANS APP
Physics Electric Motor converts ________ energy to mechanical energy Mechanical Electrical Chemical Sound Mechanical Electrical Chemical Sound ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 80 db Above 50 db Above 120 db Above 30 db Above 80 db Above 50 db Above 120 db Above 30 db ANSWER DOWNLOAD EXAMIANS APP
Physics When pressure is increased the melting point of ice Depends on the impurities in the ice Decreases Increases Does not change Depends on the impurities in the ice Decreases Increases Does not change ANSWER DOWNLOAD EXAMIANS APP
Physics The energy of a photon varies directly with its Speed Wave length None of these Frequency Speed Wave length None of these Frequency ANSWER DOWNLOAD EXAMIANS APP
Physics A ball is thrown vertically upward from the ground. It crosses a point at the height of 25 m twice at an interval of 4 seconds. The ball was thrown with the velocity of 18 m/s 36 m/s 25 m/s 30 m/s 18 m/s 36 m/s 25 m/s 30 m/s ANSWER DOWNLOAD EXAMIANS APP