Question

wristwatch works on the energy possessed by a.spring b. pendulam c. battery d. both a and c
Pls answer fast

Answer 1

Answer:

i think d.both a and c

please mark me as brainliest

Answer 2

Answer:

both a and c

Explanation:

We would find a spring in every wristwatch as it regulates the rotation of the balance wheel whereas battery would work as source of energy