Explain what formula is most appropriate to compute the kinetic energy of a block of ice sliding down an inclined plane?
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Why is n-type conductor is neutral?
Explain the difference between intrinsic and extrinsic semiconductors?
When water is boiled in a tin and its mouth is closed by a rubber cork, then on pouring cold water over the tin it is crushed. Why ?
What is Myopic ?
A solar collection has been installed to heat water. A large water tank has a volume of 5.0 x 105 cm3. The area of the solar collectors is 8m2. (2 meters by 3 meters). If the water in the tank starts out with a temperature of 30°C in the morning, what is its temperature in the evening after the sun has set?
Two bulbs, one of 600W and the other of 100W having same voltage rating are connected in series across the supply in a room.Which bulb will glow brighter? If one of the bulb is switched off, what will be effect on illumination?
Explain nuclear fission?
Explain the Ray of Light ?
Explain the Machines ?
Explain the balanced field takeoff?
Physicists most commonly call a mass moving in a straight line path as having:
When we go higher up, for how much distance does the temperature roughly decrease by 1oF