Question

The length of a cube is measured with the help of a vernier callipers. Th observation
are shown in figure. Find length of the cube with these observations.​

Answer 1

Answer:

Least count of Vernier callipers

=

NumberofdivisionsinVernierscale

1divisionofmainscale

=

10

1

=0.1mm

Side of cube = 10mm+1×0.1mm=1.01cm

Now, density =

Volume

Mass

=

(1.01)

3

cm

3

2.736g

=2.66gcm

−3