Tell me what does the mev in mev photon mean?
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Order the following categories of electromagnetic radiation from the lowest frequency to the highest? Fm radio, uhf tv, am radio, microwaves
Will the barometric height increase or decrease with the rise of temperature ?
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?
Why does a barometer read higher at Bombay than at Simla ?
heat cannot pass from a cooler substance to a warmer substance without some other process being involved. This is an example of which law of thermodynamics?
While swimming, why do we press the water backward with our arms and hands ?
Explain what does hull speed mean?
Who determined that the square of a planets period is proportional to the cube of its average distance from the sun?
What is refraction of light?
Is exothermic reaction useful in Lasing process? give reasion of ur answere?
If the moons orbit is inclined slightly relative to the earths orbit what effect does this have on eclipses?
What sound waves travel from air to water the frequency remains?