Explain the difference between intrinsic and extrinsic semiconductors?
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When we go higher up, for how much distance does the temperature roughly decrease by 1oF
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?
Explain radio telescopes?
a car is travelling at 72kmph, and if that car slows down to 60kmph it takes an extra 1 hour to cover that same distance. at 72kmph, how long did it take for the car to cover that distance?
What is Insulators ?
Will the barometric height increase or decrease with the rise of temperature ?
In which medium the velocity of sound is large?
What is the dramatic increase in amplitude called when the frequency of forced vibrations on a body matches the bodys natural vibration frequency?
What is pascal s principle?
Explain what is photometry?
When the seas freeze in-winter, the fish never die why?
Explain the thermal transformation?