The smallest division on main scale of a Vernier calipers is 1 mm and 10 Vernier divisions coincide with 9 main scale divisions. While measuring the length of a wire, the zero mark of the Vernier scale lies between 10.2 cm and 10.3 cm and third division of Vernier scale coincides with a main scale division. Find the length of the wire

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10.03 cm

10.2 cm

10.33 cm

10.23 cm

answer is D.

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Detailed Solution

LC=1 MSDNo. of VSD's=110 mm=0.01 cm Length=MSR+VC(LC)=10.2+3(0.01)=10.23 cm

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