Physics Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. X -rays, visible, infrared, microwave Microwave, infrared, visible. X-rays X - rays, infrared, visible, microwave Visible, infrared, microwave, X-rays X -rays, visible, infrared, microwave Microwave, infrared, visible. X-rays X - rays, infrared, visible, microwave Visible, infrared, microwave, X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics When a body is immersed in a liquid, the force acting on it is Weight Upthrust Both (A) and (B) Mass Weight Upthrust Both (A) and (B) Mass ANSWER DOWNLOAD EXAMIANS APP
Physics Suitable impurities are added to a semiconductor depending on its use. This is done in order to enable it to withstand higher voltages increase its electrical conductivity increase its electrical resistivity increase its life enable it to withstand higher voltages increase its electrical conductivity increase its electrical resistivity increase its life ANSWER DOWNLOAD EXAMIANS APP
Physics The base of an electric iron is brightly polished mainly To make it smooth and frictionless To reduce heat loss by radiation To make it more durable To make it rust-proof To make it smooth and frictionless To reduce heat loss by radiation To make it more durable To make it rust-proof ANSWER DOWNLOAD EXAMIANS APP
Physics Two identical solid pieces, one of gold and other of silver, when immersed completely in water exhibit equal weights. When weighed in air (given that density of gold is greater than that of silver) Weighing will depend on their masses The gold piece will weigh more The silver piece will weigh more Both silver and gold pieces weigh equal Weighing will depend on their masses The gold piece will weigh more The silver piece will weigh more Both silver and gold pieces weigh equal ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is due to refraction and reflection of sunlight by water droplets diffusion of sunlight through water droplets absorption of sunlight in minute water droplets ionisation of water deposits refraction and reflection of sunlight by water droplets diffusion of sunlight through water droplets absorption of sunlight in minute water droplets ionisation of water deposits ANSWER DOWNLOAD EXAMIANS APP