State the energy transformation in the following: 1. Heat engine. 2. Electric motor. Show that the energy of a vibrating pendulum is conserved.

Asked by Sthitaprajna Mishra | 17th Feb, 2014, 08:48: PM

Expert Answer:

(1)  Heat engine converts thermal energy into mechanical energy.

(2) An electric motor converts electrical energy into mechanical energy.

2. Kindly ask the other question as a  seperate query.

Answered by  | 18th Feb, 2014, 11:30: AM

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