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Slide 2

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EXPLAIN HOW A
TRANSFORMER WORKS…read more

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THERE IS ALTERNATING CURRENT IN THE
PRIMARY COIL. THIS PRODUCES A
CHANGING MAGNETIC FIELD IN THE
IRON CORE, AND HENCE A MAGNETIC
FIELD IN THE SECONDARY COIL. AN
ALTERNATING POTENTIAL DIFFERENCE
IS INDUCED ACROSSTHE SECONDARY COIL,
AND HENCE AN ALTERNATING CURRENT
IS ALSO INDUCED IN THE SECONDARY COIL…read more

Slide 4

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WHY IS THE CORE MADE
OF IRON?…read more

Slide 5

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IRON QUICKLY
BECOMES MAGNETISED…read more

Slide 6

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WHY IS INSULATED WIRE
USED TO MAKE THE COILS?…read more

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