The inner diameter of a small test tube can be measured a...
The inner diameter of a small test tube can be measured accurately using a
Micrometres screw gauge
Pair of dividers
Metre rule
Pair of vernier calliper
Correct answer is D
A vernier scale is a visual aid to take an accurate measurement reading between two graduation markings on a linear scale by using mechanical interpolation; thereby increasing resolution and reducing measurement
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In which of the following activities is an induction coil not useful? ...
Which of the following statements is NOT true of the image in a plane mirror? The image is ...
The kinetic theory of photoelectron liberated from a metallic surface depends on the ...