Physics The electric current in a metal wire is due to the flow of - Ions Holes Electrons Protons Ions Holes Electrons Protons ANSWER DOWNLOAD EXAMIANS APP
Physics Electrostatic precipitator is used to control the pollution of Water Thermal Air Noise Water Thermal Air Noise ANSWER DOWNLOAD EXAMIANS APP
Physics The dimension of Planck constant equals to that of Angular momentum Momentum Power Energy Angular momentum Momentum Power Energy ANSWER DOWNLOAD EXAMIANS APP
Physics What colour does blue and yellow make? Red Black Green White Red Black Green White ANSWER DOWNLOAD EXAMIANS APP
Physics Which term is not associated with sound wave? Decibel Mach Candela Hertz Decibel Mach Candela Hertz ANSWER DOWNLOAD EXAMIANS APP
Physics A hydrogen balloon floats up because of Air pressure decreases with decrease in height Air pressure decreases with decrease in weight Weight of the balloon is less than the weight of air displaced by it. The pressure inside the balloon is more than the pressure outside it Air pressure decreases with decrease in height Air pressure decreases with decrease in weight Weight of the balloon is less than the weight of air displaced by it. The pressure inside the balloon is more than the pressure outside it ANSWER DOWNLOAD EXAMIANS APP