Q122
Conversion of chemical energy into electrical energy occurs in
A.
Atomic bombs
B.
Dynamo
C.
A battery
AnswerD.
Electric heaters
Answer: Option C
Solution
Answer: Option C
Solution:
The chemical energy in food is converted by the body into mechanical energy and heat. The chemical energy in coal is converted into electrical energy at a power plant. The chemical energy in a battery can also supply electrical power by means of electrolysis.