Question

14. A student measured the diam ete e of a wire
a micromete & Screw guage of last count
0:00 1 cm. He recorded the following measurement.
The correct
1) 5.3 cm 2) 5.320 cm 3) 5.32 Cm 4) 5.3200cm

Answer 1

Answer :

4) 5.3200 cm is a correct measurement

Since, least count is 0.001 cm therefore, diameter of wire must be expressed in multiples of 0.001 cm therefore, 5.320

cm Which is 5320 time 0.001 cm

I hope you Understand