The number of significant figures in 10001 is
two.
five.
three.
six.

5

Explanation:

10001

The last digit is non zero and there are 5 digits.  The zeros in between are considered significant

There are 5 significant digits

a

explanation:

no diagram was provided, but i'm guessing it's the one i've attached to my answer.

here, a mechanical force turns the rod.   this generates an electric current in the coil, which powers the bulb.

3.2x10^7