SSC JE Mechanical Engineering 2018 Set 5 Paper

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Question : 89 of 200

Marks: +1, -0

Which of the following statement is INCORRECT?

An electric motor converts electric energy into mechanical energy.
An electric generator works on the principle of electromagnetic induction.
The magnetic field at the center of a long circular coil carrying current will be parallel straight lines.
A wire with green insulation is usually the live wire.

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