Physics Inside an aeroplane, flying at a high altitude, normal atmospheric pressure is maintained by the use of air pumps. the pressure inside is less than the pressure outside. normal humidity and partial vacuum are maintained. the pressure is the same as that outside. normal atmospheric pressure is maintained by the use of air pumps. the pressure inside is less than the pressure outside. normal humidity and partial vacuum are maintained. the pressure is the same as that outside. ANSWER DOWNLOAD EXAMIANS APP
Physics Sun's heat reaches us by Radiation Convection Conduction Reflection Radiation Convection Conduction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The metal whose electrical conductivity is more, is Copper Lead Aluminium Silver Copper Lead Aluminium Silver ANSWER DOWNLOAD EXAMIANS APP
Physics Speed regulation of synchronous motor is Zero 0.25 0.005 0.01 Zero 0.25 0.005 0.01 ANSWER DOWNLOAD EXAMIANS APP
Physics A wire of copper having length I and area of cross-section A is taken and a current i is flown through it. The power dissipated in the wire is P. If we take an aluminium wire having same dimensions and pass the same current through it, the power dissipated will be > P P 2P < P > P P 2P < P ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a non renewable source of energy ? Biogas Solar Coal Wind Biogas Solar Coal Wind ANSWER DOWNLOAD EXAMIANS APP