Question

1. How many significant digits are in the reading 200+/-0.2 mV?

a.) Three, and it should be written as 200+/-0 mV

b.) Three, and it should be written as 200+/-1 mV

c.) Four, and it should be written as 200.0+/-0.2 mV

2. How many significant digits are in the reading 200+/-30 mV?

		a.) Two, and it should be written as 0.20+/-0.03 V
	b.)	Three
		c.) Four, and it should be written as 200.0+/-30.0 mV

Answer 1

Answer:-

1.

c.) Four, and it should be written as 200.0+/-0.2 mV

2.

c.) Four , and it should be written as 200.0 +/- 30.0 mV