What happens to the velocity of sound with the rise of temperature?
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How increasing threshold voltage can affect on current in transistor?
Why is it possible to see the face through a glass, ehen it is polished from on side ?
What is meant by energy spectrum of a black body? : quantum physics
Why is the earth not used as a return wire in a telephone system, while it is dine so in case of telegraph system.
What is moment of inertia?
the department of energys b-factory at the stanford linear accelerator lab is designed to collide electron and positron beams of unequal energies and producemillions of these particles, which are commonly called?
How many more times louder is 70 decibels than 10 decibels?
What is acoustics?
Explain what is the measure of the force of gravity on an object?
How does laser printer works?
What are the branches of physics?
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?