Everyday Science Mcqs

Q.  A device which converts chemical energy into electrical energy is called __________?

a. motor
b. generator
c. moving-coil meter
d. battery


ANSWER: See Answer
 
Batteries are devices that convert stored chemical energy into useful electrical energy. It consists of a number of voltaic cells connected in series by a conductive electrolyte containing anions and cations. A battery may be thought of as a clever variant of a standard exothermic chemical reactor that yields chemical products with lower energy content than the chemical reactants.

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