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17-Current Electricity

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  • Sticky
How to prepare for Current Electricity for JEE
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sudha
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Ashutosh
Find resistance between two points in a triangular wire lattice when one edge is cut
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2
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68
Amodini
Amodini
D
In the network, if the resistance of each 11 straight wires is R. Find the equivalent resistance between A and H ?
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5
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38
doraemi
D
AGRIMA M
In the given figure, the charge stored in 6µF capacitor, when points A and B are joined by a connecting wire is με.
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1
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44
forummoderator
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Shashank Sangle
In the given circuit diagram, a wire is joining points B and D. The current in this wire is
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2
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44
Shashank Sangle
Shashank Sangle
AGRIMA M
Electric field in a cylindrical solid with varying resistivity connected to an emf source
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1
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54
solution.livedoubt
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deveshgarg2008
Factual Question -Which statement(s) is/are true?
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1
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43
Physics.LiveDoubtClearing
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iamhemanthsagar
Methods of solving circuits
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3
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87
LiveDoubtClearing
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Ashutosh
Find the resistance between points A and B of a wire mesh with square cells (Fig). The resistance the side of the square of the cell, r=2.4Ω
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1
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69
Ashutosh
Ashutosh
aarushi
Can you please give a brief about system of battery in series and parallel with apt example
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2
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92
Physics.LiveDoubtClearing
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Ladly Begum
Find jockey velocity for voltmeter reading (2 sin nt) on a 40cm potentiometer wire with resistance 50Ω/m
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2
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86
Physics.LiveDoubtClearing
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Dhruv Saini
Find steady-state charge on capacitor after closing switch in DC circuit with two cells, resistors & capacitor
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6
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99
Physics.LiveDoubtClearing
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P
When to use V=V0(1−e−t/RC) vs V=V0Ce−t/RC in RC circuit analysis - charging vs discharging formulas
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1
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50
Physics.LiveDoubtClearing
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P
Twelve wires each having resistance 2Ω are joined to form a cube. A battery of 6 V emf is joined across point a and c . The voltage difference...
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2
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72
LiveDoubtClearing
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P
Determine wire resistance using V-I graph based on voltmeter and ammeter readings in a given circuit
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2
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66
LiveDoubtClearing
L
P
Find the voltage difference between e and f is V.
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2
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79
LiveDoubtClearing
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P
Calculate the current through the battery in a parallel-resistor circuit
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3
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81
LiveDoubtClearing
L
P
Find new balancing length on meter bridge when wire resistance/cm doubles, given original length and resistances
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2
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79
LiveDoubtClearing
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N
Calculate power dissipation in battery's internal resistance given voltage and external power
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2
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88
LiveDoubtClearing
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Ashutosh
Force on a charged flat conducting sheet suspended between oppositely charged bent conductors at constant potential difference
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0
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64
Ashutosh
Ashutosh
S
The storage battery of a car has an emf of 12 V. If the internal resistance of the battery is 0.4 Ω, what is the maximum current that can be drawn
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1
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36
Physics.LiveDoubtClearing
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