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(1) a galvanometer of resistance 50 ohm which gives deflection for a current up to...

(1) a galvanometer of resistance 50 ohm which gives deflection for a current up to 5A (i) calculate the resistor required (ii) if this resistor is made of a material across sectional Area 4×10^-4cm^2 and a Resistor 2×10^-6 cm calculate it's length

(2) explain with diagram
(I) potentiometer
(Ii) meter bridge
(Iii) wheatstone
(3) what are the advantages of potentiometer over voltmeter.?
1 Answers Available
Asked by Aiyel9 on 23rd November, 2020
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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
JAMB CBT 2024 - Candidates, Schools, Centres, Resellers - Get Ready!
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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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