Question

By using vernier callipers a length is measured by four students . which one of the following is correct? And why?
A.4.5cm
B.4.51cm
C.4.510cm
D.4.5100cm​

Answer 1

Answer:

B)4.51 cm

Explanation:

the least count of vernier caliper is 0.01 cm. Least count is the smallest measurement of a device. So 4.51 is the correct measurement. the others may be equal but cannot be measured by vernier caliper.

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Answer 2

Answer:

By using vernier callipers a length is measurd by four stundents.which one of the Following is correct . (a) 4.5 cm (b) 4.51cm (c) 4.510 cm (d) 4.5100 cm