Question

36 (a) State Fleming's Left-hand rule.
(b)List three characteristic features of the electric current used in
our homes
(c)What is a fuse? Why is it called a safety device?
(d)Why is it necessary to earth metallic electric appliances?​

Answer 1

a) Flemings left hand rule states that if you stretch your left hand in such a way that your thumb, middle finger and index finger are mutually perpendicular to each other than the thumb determines force or direction of motion, index finger determine magnetic field whereas the middle finger determines direction of current.

Answer 2

Answer:

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