Physics Inside an aeroplane, flying at a high altitude, normal humidity and partial vacuum are maintained. normal atmospheric pressure is maintained by the use of air pumps. the pressure inside is less than the pressure outside. the pressure is the same as that outside. normal humidity and partial vacuum are maintained. normal atmospheric pressure is maintained by the use of air pumps. the pressure inside is less than the pressure outside. the pressure is the same as that outside. ANSWER DOWNLOAD EXAMIANS APP
Physics At what temperature (in degree Celsius), the numerical values on Celsius and Fahrenheit scales become equal? –273 –40 40 273 –273 –40 40 273 ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of intensity of electric field is J/c Volt N/c N/m J/c Volt N/c N/m ANSWER DOWNLOAD EXAMIANS APP
Physics Why are we able to hear short wave broadcasts better than long wave broadcasts ? Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. Short waves are unaffected by atmospheric disturbances. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. Short waves are more energetic than long waves. Short wave broadcasts are made by nearby radio stations. Short waves are unaffected by atmospheric disturbances. By convention, short waves are meant for long distances, whereas long waves are reserved for short distances. ANSWER DOWNLOAD EXAMIANS APP
Physics Suitable impurities are added to a semiconductor depending on its use. This is done in order to increase its life increase its electrical conductivity increase its electrical resistivity enable it to withstand higher voltages increase its life increase its electrical conductivity increase its electrical resistivity enable it to withstand higher voltages ANSWER DOWNLOAD EXAMIANS APP
Physics A bullet of mass 10gm is fired with a velocity of 40 m/s from a gun of mass 8 kg. Find the recoil velocity (in m/s) of the gun. 0.1 0.05 4 2 0.1 0.05 4 2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS