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State the principle of superposition of waves and illustrate it schematically.

Whenever two or more waves travelling through the same medium at the same time pass through each other, the net displacement of the medium at any point in space-time is simply given by the sum of the indi...

Answered by Pedro V. • Physics tutor

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Whats the effective resistance in a parallel and series circuit with a cell and two 12 ohms resistors ?

What do we know about parallel circuits- Total current is equal to sum of the current in the individual branches I_T = I₁

Answered by Suwanja S. • Physics tutor

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What is a neutrino?

A neutrino is a fundamental particle of matter, meaning that it has no substructure (it can't be broken down further into components). It has a very low mass, so the gravitational force exerted on it and ...

Answered by Patrick C. • Physics tutor

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What is a vector?

A quantity may be a scalar (just a magnitude, just a number) or a vector, with magnitude and direction. For example, speed is a measure of how fast something is going, but velocity is a measure of how fas...

Answered by Patrick C. • Physics tutor

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How do diodes work?

A diode is an electrical component in a circuit. It only allows electricity to flow in one direction. It can be used to change a current from alternating to direct.

Answered by Samuel A. • Physics tutor

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