Question

Sam is journalist. he used his pen camera to capture the photographs of a crime that took place on the way to his office. which of the following is the source of the electrical energy which must be used in the said camera ?
(a) Nickel - cadmium cells
(b) Lead - acid batteries
(c) Alkaline cells
(d) button cells ​

Answer 1

Answer:

a nickel cadium cells is the answer