Physics The device used to change the speed of an electric fan is Switch Amplifier Rectifier Regulator Switch Amplifier Rectifier Regulator ANSWER DOWNLOAD EXAMIANS APP
Physics Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is : 1.2 1.5 1 2 1.2 1.5 1 2 ANSWER DOWNLOAD EXAMIANS APP
Physics In mirrors the back surface is coated with a thin layer of : Red oxide Mercury Silver Silver nitrate Red oxide Mercury Silver Silver nitrate ANSWER DOWNLOAD EXAMIANS APP
Physics In a particular system, the units of length, mass and time are chosen to be 10 cm, 10 g and 0.1 s respectively. The unit of force in this system will be equivalent to 1 N 0.1 N 10 N 100 N 1 N 0.1 N 10 N 100 N ANSWER DOWNLOAD EXAMIANS APP
Physics An aeroplane is flying horizontally with a velocity of 600 km/h and at a height of 1960 m. When it is vertically at a point A on the ground a bomb is released from it. The bomb strikes the ground at point B. The distance AB is 0.33 km 3.33 km 33 km 1200 m 0.33 km 3.33 km 33 km 1200 m ANSWER DOWNLOAD EXAMIANS APP
Physics The complete form of 'IC' in electronics is Internal circuit Inbuilt circuit Integrated circuit Independent circuit Internal circuit Inbuilt circuit Integrated circuit Independent circuit ANSWER DOWNLOAD EXAMIANS APP