169k views
0 votes
A learner sets up a circuit to determine the conductivity of certain solids. What piece of apparatus is not required for the next experiment ?

A. battery
B. light bulb
C. conducting wire
D. stopwatch​

User Cableload
by
5.2k points

1 Answer

2 votes
It is D as u dont need a stop watch aft that
User Ruben Aguilar
by
5.4k points