Physics Rainbow is due to ionisation of water deposits refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets diffusion of sunlight through water droplets ionisation of water deposits refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets diffusion of sunlight through water droplets ANSWER DOWNLOAD EXAMIANS APP
Physics Anemometer is used to measure Wind velocity Wind speed and time Pressure gradient Wind direction Wind velocity Wind speed and time Pressure gradient Wind direction ANSWER DOWNLOAD EXAMIANS APP
Physics A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 110 feet per second. After how many seconds does the ball attain its maximum height? 4.65 sec 2.87 sec 5.41 sec 3.44 sec 4.65 sec 2.87 sec 5.41 sec 3.44 sec ANSWER DOWNLOAD EXAMIANS APP
Physics In spherical polar coordinates (l, q, a), q denotes the polar angle around z-axis and a denotes the azimuthal angle raised from x-axis . Then the y-component of P is given by Pcosq sina Psinq cosa Pcosq cosa Psinq sina Pcosq sina Psinq cosa Pcosq cosa Psinq sina ANSWER DOWNLOAD EXAMIANS APP
Physics The frequency of direct current is ________ Zero 100 HZ 50 HZ 60 HZ Zero 100 HZ 50 HZ 60 HZ ANSWER DOWNLOAD EXAMIANS APP
Physics The wave of theory of light is based on The inverse square law Huyghens' principle The laws of refraction The laws of reflection The inverse square law Huyghens' principle The laws of refraction The laws of reflection ANSWER DOWNLOAD EXAMIANS APP