(a) State the laws of electromagnetic induction (b) Explain how one of the laws illustrates the principle of conservation of energy (c)(i) Draw a labelled d...

(a) State the laws of electromagnetic induction

(b) Explain how one of the laws illustrates the principle of conservation of energy

(c)(i) Draw a labelled diagram of a simple d.c. electric motor and explain how it works.

(ii) State two reasons why the efficiency of an electric motor is less than 100%.