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
Calculate the effective capacitance of the circuit in the diagram given
4μf
3μf
2μf
1μf
Correct answer is D
No explanation has been provided for this answer.
100N
90N
80N
120N
Correct answer is A
No explanation has been provided for this answer.
8rads\(^{-1}\)
4rads\(^{-1}\)
1rads\(^{-1}\)
2rads\(^{-1}\)
Correct answer is D
No explanation has been provided for this answer.
In homes, electrical appliances and lamps are connected in parallel because
less current will be used
less voltage will be used
parallel connection does not heat up the wires
series connection uses high voltage
Correct answer is D
No explanation has been provided for this answer.
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