write 4 difference of electric motor and electric generator
Answers
Answer:
Electric Motor:
(i) It converts electrical energy into mechanical energy.
(ii) A current-carrying coil placed in a magnetic field experiences force. It works on this principle.
(iii) A current-carrying coil rotates in the magnetic field due to the equl and opposite forces acting on the parallel arms of the coil.
(iv) It is used in fans, washing machines, mixers and many such appliances.
Electric Generator:
(i) It converts mechanical energy into electrical energy.
(ii) Whenever a coil is rotated in a magnetic field, an electric current is induced in the coil. It works on this principle of electromagnetic induction.
(iii) The conducting coil is made to rotate in the magnetic field by mechanical means.
(iv) It is used in hospitals, shops, banks, etc whenthere is a power failure.
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