Physics A person does some work of 1,000 J in 2 s. His power will be ________ 500W 50W 1000W 25W 500W 50W 1000W 25W ANSWER DOWNLOAD EXAMIANS APP
Physics The resistance of the human body (dry condition) is of the order of 102 Ohm 103 Ohm 101 Ohm None of these 102 Ohm 103 Ohm 101 Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of any wave is proportional to which of the following? Square root of amplitude Cube of amplitude Amplitude Square of amplitude Square root of amplitude Cube of amplitude Amplitude Square of amplitude ANSWER DOWNLOAD EXAMIANS APP
Physics Water from soil enters into the root hairs owing to : Root pressure Capillary pressure Osmotic pressure Atmospheric pressure Root pressure Capillary pressure Osmotic pressure Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is produced when sunlight fall on drops of rain. Which of the following physical phenomena are responsible for this? I.Diffusion II.Refraction III.Internal reflection I, II and III I and III II and III I and II I, II and III I and III II and III I and II ANSWER DOWNLOAD EXAMIANS APP
Physics Ozone layer above the surface of Earth provides a shield against X-rays Infra-red rays Gamma rays Ultra-violet rays X-rays Infra-red rays Gamma rays Ultra-violet rays ANSWER DOWNLOAD EXAMIANS APP