Physics Moving electric charge produces : Heat waves Sound waves Magnetic field Light rays Heat waves Sound waves Magnetic field Light rays ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because : Plastics have a higher thermal conductivity than metals Metals have higher thermal capacity than plastics Plastics have a lower density than metals Metals are good conductors of heat Plastics have a higher thermal conductivity than metals Metals have higher thermal capacity than plastics Plastics have a lower density than metals Metals are good conductors of heat ANSWER DOWNLOAD EXAMIANS APP
Physics Relative humidity is expressed as Percentage Grams Ratio Kilograms Percentage Grams Ratio Kilograms ANSWER DOWNLOAD EXAMIANS APP
Physics One Kilowatt hour is equal to - 4.0 Mega Joule 3.8 Mega Joule 3.2 Mega Joule 3.6 Mega Joule 4.0 Mega Joule 3.8 Mega Joule 3.2 Mega Joule 3.6 Mega Joule ANSWER DOWNLOAD EXAMIANS APP
Physics Which sources produce alternating current (AC)? Hydro-electric generators Batteries All of these Solar power plants Hydro-electric generators Batteries All of these Solar power plants ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of light associated with the appearance of blue colour of the sky is Interference Reflection Refraction Scattering Interference Reflection Refraction Scattering ANSWER DOWNLOAD EXAMIANS APP