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2020-10-06 12:52:39
00:26:40
Urdu
physics numerical solved problems of electromagnetism chapter number 13 electromagnetism exercise problems chapter 13 problem 7 8 9 and 10 physics numerical physics problems physics lectures 2nd year physics pedal board physics kpk board physics
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candle academy pakistan
welcome to candle academy Pakistan. this is lecture number 21 of electromagnetism chapter number 13 Federal and kpk board physics. in this lecture problem number 7,8 9 and 10 are solved.
00:47 Problem 13.7
A 0.2 metre wire is bent into circular shape and is placed in uniform magnetic field of 2 Tesla, if current in the wire is 20 Milli ampere then find the maximum torque acting on the loop?
08:50 Problem 13.8
The full scale deflection current for a galvanometer is 10 mA, its resistance is 100 ohms how can it be converted into an ammeter of range 100 amperes?
13:29 Problem 13.9
How a 5 mA and hundred ohms galvanometer is converted into 20V voltmeter.
17:56 Problem 13.10
Two parallel wires 10 cm apart carry current 8 amperes in opposite directions, what is the magnetic field halfway between them?
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