Question

main scale reading in the measurement of a rod by vernier callipers is 3.9 cm and 3rd divisions coincide with a division of main scale. calculated the Length of rod if L.C.is 0.01cm and error is - 0.03cm





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Answer 1

Answer:

3.93-(-0.03)= 3.96cm

Explanation:

3.9+3*0.01-(-0.03)

3.9+0.03-(-0.03)

3.96