Which lens is used for correcting short ?sightedness ?
Explain how many more times louder is 70 decibels than 10 decibels?
Why dies the liquid not come out of the dropper, unless the rubber id Pressed ?
What is the difference between collector & emitter of trnsistor,even though material used for both same.
An ice-box is built of wood 1.75 cm thick, lined with cork 3 cm thick. If in the steady state the temperature of the inner surface of the cork is 0 ºC and that of the outer surface of wood is 12 ºC, what is the temperature of the wood-cork interface? The thermal conductivities of wood and cork are 0.2 W/m-K and 0.04 W/m-K respectively
graph between frequency of photon and velocity of photo elrectron?
When we press our hand on a table downwards, why we do feel the table pressing id greater.
why we need complex no. in physical world?
What is Steady State Load & Transient Load?
How we are getting light from electrical bulb?
What is acoustics?
What is the difference between photodiode & photocell.
For projectiles fired at identical speeds but various angles from the ground, neglecting air resistance and the curvature of the earth, at what angle will the maximumhorizontal distance be attained?