Question

If the zero of the vernier lies on the right-hand side and the fourth division coincides with the main scale division when the jaws are in contact so the correction will be ______.

Options

• +0.04 cm

• +0.06 cm

• -0.04 cm

• -0.06 cm

Answer 1

If the zero of the vernier lies on the right-hand side and the fourth division coincides with the main scale division when the jaws are in contact so the correction will be -0.04 cm.

Explanation:

e = 4 × LC

= 4 × 0.01 cm

= 0.04 cm

⇒ e = -0.04 cm