Physics Sound becomes hazardous noise pollution at decibels? Above 50 db Above 80 db Above 30 db Above 120 db Above 50 db Above 80 db Above 30 db Above 120 db ANSWER DOWNLOAD EXAMIANS APP
Physics The best material for the core of a transformer is Mild steel Soft iron Stainless steel Hard steel Mild steel Soft iron Stainless steel Hard steel ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of light will be minimum while passing through Glass Water Vaccum Air Glass Water Vaccum Air ANSWER DOWNLOAD EXAMIANS APP
Physics Energy travels from Sun to Earth through Modulation Convection Conduction Radiation Modulation Convection Conduction Radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Night photography and photopraphy in mist and fog are possible using Microwave radiation Ultra-violet radiation Infra-red radiation Gamma radiation Microwave radiation Ultra-violet radiation Infra-red radiation Gamma radiation ANSWER DOWNLOAD EXAMIANS APP