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Problems and Solutions
Express the following quantities using prefixes:
How do the prefixes micro, nano, and pico relate to each other?
Your hairs grow at the rate of 1 mm per day. Find their growth rate in meters per second.
Rewrite the following in standard form:
Write the following quantities in standard form:
Die on closing the jaws of a vernier calipers, zero of the Vernier scale is on the right of the main scale such that the 4th division of its Vernier scale coincides with one of the main scale divisions. Find its zero error and zero correction.
A screw gauge has 50 divisions on its circular scale. The pitch of the screw gauge is 6.5 mm. What is its least count?
Which of the following quantities have three significant figures?
What are the significant figures in the following measurements?
A chocolate wrapper is 6.7 cm long and 5.4 cm wide. Calculate its area up to a reasonable number of significant figures.