Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Infrasonics Megasonics Audible sounds Ultrasonics Infrasonics Megasonics Audible sounds Ultrasonics ANSWER DOWNLOAD EXAMIANS APP
Physics In a freezer ice cubes will be formed more quickly in trays made of Rubber Wood Aluminium Plastic Rubber Wood Aluminium Plastic ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because The body is earthed Its feet are good insulators It has high resistance It does not form a closed path for the flow of current The body is earthed Its feet are good insulators It has high resistance It does not form a closed path for the flow of current ANSWER DOWNLOAD EXAMIANS APP
Physics Full form of CFL used in place of electric bulbs is Closed filament lamp Constantan filament lamp Closed fluorescent lamp Compact fluorescent lamp Closed filament lamp Constantan filament lamp Closed fluorescent lamp Compact fluorescent lamp ANSWER DOWNLOAD EXAMIANS APP
Physics The damage of the human body due to radiation (X-rays or grays etc,) is measured in : Rads Roentgen Curie Rems Rads Roentgen Curie Rems ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound in air is unaffected by change in Temperature Humidity Volume Pressure Temperature Humidity Volume Pressure ANSWER DOWNLOAD EXAMIANS APP
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