Author Topic: IGCSE PHYSICS DOUBTS HERE !!!!  (Read 37908 times)

Offline skylite

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Re: IGCSE PHYSICS DOUBTS HERE !!!!
« Reply #255 on: May 08, 2013, 12:05:05 pm »
Hi,

I have problems in understanding 'cuts magnetic flux' in electromagnetism and whats the symbol in electric circuit diagram for a Variable power supply?

Can anyone please explain? Thanks :D

Offline astarmathsandphysics

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Re: IGCSE PHYSICS DOUBTS HERE !!!!
« Reply #256 on: November 07, 2013, 01:34:37 pm »
A varible powe rupply is the symbol for a transformer.

Offline astarmathsandphysics

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Re: IGCSE PHYSICS DOUBTS HERE !!!!
« Reply #257 on: November 07, 2013, 01:36:05 pm »
for cutting magnetic field, imagine cutting grass. The grass grows up and the blade cuts through it horizontally.