Question

Q . if the length of a Pen is 2.3535 cm and Raju calculated
it 1.3989 cm. Find the error % of raju​

Answer 1

Answer:

Main scale reading = 8.3 cm  

coincides on = 5th position  

Now,

Correct measurement = 8.3 + 5/100 = 8.3 + 0.05 = 8.35 cm

Explanation:

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