Physics The minimum number of geostationary satellites needed for uninterrupted global coverage is : 4 3 2 1 4 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Physics When two semiconductors of pand n-type are brought in contact, they form p-n junction which acts like a/an Rectifier Amplifier Oscillator Conductor Rectifier Amplifier Oscillator Conductor ANSWER DOWNLOAD EXAMIANS APP
Physics Angle of friction and angle of repose are Proportional to each other None of these Not equal to each other Equal to each other Proportional to each other None of these Not equal to each other Equal to each other ANSWER DOWNLOAD EXAMIANS APP
Physics The force which makes a vehicle to stop when break is applied is called Frictional force Vanderwalls force Covalant force Gravitational force Frictional force Vanderwalls force Covalant force Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics Sound travels with a different speed in media. In what order does the velocity of sound increase in these media? Air, water and iron Water, iron and air Iron, water and air Iron, air and water Air, water and iron Water, iron and air Iron, water and air Iron, air and water ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum escape velocity of rocket to be launched into space ? 6 Km/Sec. 11 Km/Sec. 15 Km/Sec. 5 Km/Sec. 6 Km/Sec. 11 Km/Sec. 15 Km/Sec. 5 Km/Sec. ANSWER DOWNLOAD EXAMIANS APP