How does laser printer works?
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How do you find the refractive index of a liquid by using total internal reflection?
Explain the Vapour pressure ?
How many femtometers are in a nanometer?
How do fireworks turn into shapes like hearts and stars?
Explain Transparent body ?
how does a medicine is filled in dropper
How much should be the minimum size of the ordinary mirror, so that and observer standing at the centre of room is able to see the whole of the height of the wall behind him ?
Give one advantage of a scanning electron microscope over a transmission electron microscope?
a bullet of mass m travelling at velocity v has a kinetic energy of ½mv2 when it strikes a ballistic pendulum of mass 1000 grams. The kinetic energy of the twomasses moving together just after the moment of impact is about a thousand times smaller than ½mv2. What has most of the bullets initial kinetic energy beenconverted to?
Explain what is the opaque?
Dear sir, I appeared for the interview for the post of SCIENTIST/ENGINEER 'SC'in ISRO on 02/12/2009. when the resluts will be announced??
Explain the balanced field takeoff?