How is sound produced?
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What is the life of permanent magnet and what type of magnet is used in speakers?
the fundamental forces of nature are most correctly given as?
What is black body? : quantum physics
Find the physical quantity in units from the equation: (Force*Distance)/(Velocity*Velocity)
What is the index of refraction of air?
What are the branches of physics?
Tell me how are amps and watts related?
A coil consisting of 200 turns of wire has its ends connected to a circuit such that the total resistance of the coil and the circuit is 2.0 ohm. There is no source of e.m.f. in the circuit. Each turn of the coil is a square of side 18 cm, and a uniform magnetic field directed perpendicular to the plane of the coil is turned on. If the field changes linearly from 0 to 0.5 T in 0.8 s, what is the magnitude of the current in the coil while the field is changing?
What is Myopic ?
How does barometer forecast the weather ?
When a person whirls a rock on the end of a string and maintains it in uniform circular motion, the force exerted on the rock is most accurately referred to as?
What is supersonic?