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Recent questions tagged circuit


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Does MathsGee have a Circuit Construction Kit: DC simulation?
1 answer 26 views
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Does MathsGee have a Circuit Construction Kit: DC - Virtual Lab simulation?
1 answer 23 views
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Does MathsGee have a Circuit Construction Kit: AC - Virtual Lab simulation?
1 answer 21 views
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Does MathsGee have a Circuit Construction Kit: AC simulation?
1 answer 22 views
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A circuit has a resistance of 200 ohms. The resistance of the circuit can be reduced to 120 ohms by adding which of the following to the circuit.
1 answer 136 views
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In the circuit below, the EMF reading is 12 V. The voltmeter reading over the 4 Ω resistor is 4.8 V. Calculate the internal resistance of the battery.

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Explain the elements of electric and magnetic fields together with de and ac circuit theory.
0 answers 99 views
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Explain why permanent magnets have a magnetic field around them. 
1 answer 94 views
Explain why permanent magnets have a magnetic field around them. Explain why permanent magnets have a magnetic field around them. ...
by MathsGee Platinum
(118,646 points)
asked in Physics & Chemistry Aug 29, 2021
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In a simple electrical circuit, the current in a resistor is measured as $(2.50 \pm 0.05) mA$. The resistor is marked as having a value of $4.7\Omega \pm 2\%$

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I forgot what the following symbol represents, please help.
1 answer 91 views
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I forgot what the following symbol represents, please help. I forgot what the following symbol represents, please help. ...
by CT Diamond
(48,306 points)
asked in Physics & Chemistry Nov 30, 2020
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Please help me to draw a circuit diagram with the following components:
1 answer 389 views
Please help me to draw a circuit diagram with the following components: Please help me to draw a circuit diagram with the following components: One cell Electrical conductors One bulb Open switch ...
by CT Diamond
(48,306 points)
asked in Physics & Chemistry Nov 30, 2020
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What happens to the bulb in this circuit diagram?
1 answer 109 views
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What happens to the bulb in this circuit diagram? What happens to the bulb in this circuit diagram? A.    on B.    shining C.    dim D.    fla ...
by CT Diamond
(48,306 points)
asked in Physics & Chemistry Nov 30, 2020
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How does the loop rule apply when the battery is just connected to the circuit and the capacitors haven't had enough time to build up charge yet?
1 answer 141 views
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Does current flow or not when capacitors are connected in a circuit?
1 answer 127 views
Does current flow or not when capacitors are connected in a circuit?Does current flow or not when capacitors are connected in a circuit? ...
by Student SIlver Status
(10,892 points)
asked in Physics & Chemistry Sep 5, 2020
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Could someone explain to me what a fuse is and why is it useful to have them?
1 answer 87 views
Could someone explain to me what a fuse is and why is it useful to have them?Could someone explain to me what a fuse is and why is it useful to have them? ...
by Student SIlver Status
(10,892 points)
asked in Physics & Chemistry Sep 5, 2020
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How can we calculate the internal resistance inside a battery?
1 answer 183 views
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How is the current is same at all places in series circuit when there are resisters?
0 answers 133 views
How is the current is same at all places in series circuit when there are resisters?How is the current is same at all places in series circuit when there are resisters? ...
by Student SIlver Status
(10,892 points)
asked in Physics & Chemistry Sep 5, 2020
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Does a 10V battery have more electric PE than a 1V battery?
1 answer 121 views
Does a 10V battery have more electric PE than a 1V battery?Does a 10V battery have more electric PE than a 1V battery because the difference in electric potential (voltage) b/w the positive and negative charge ...
by Student SIlver Status
(10,892 points)
asked in Physics & Chemistry Sep 5, 2020
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Please explain the functions of a battery. How does it function?the electrons move from - side to the bulb and to the +side?
1 answer 173 views
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In the circuit diagram below, the battery has negligible internal resistance. The resistance of the ammeter and wires may also be ignored.

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What is the Strategy for finding an Eulerian Circuit?
1 answer 76 views
What is the Strategy for finding an Eulerian Circuit?What is the Strategy for finding an Eulerian Circuit? ...
by MathsGee Platinum
(118,646 points)
asked in Mathematics Apr 25, 2020
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What is a Eulerian Trail?
1 answer 79 views
What is a Eulerian Trail?What is a Eulerian Trail? ...
by MathsGee Platinum
(118,646 points)
asked in Mathematics Apr 25, 2020
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What is a Eulerian Circuit in graph theory?
1 answer 84 views
What is a Eulerian Circuit in graph theory?What is a Eulerian Circuit in graph theory? ...
by MathsGee Platinum
(118,646 points)
asked in Mathematics Apr 25, 2020
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A torch battery, inserted into a torch, creates a........
1 answer 98 views
A torch battery, inserted into a torch, creates a........A torch battery, inserted into a torch, creates a ..............(biological)/ (chemical) reaction, which releases electrons that flow through the circ ...
by Joshua Mwanza Diamond
(51,622 points)
asked in Physics & Chemistry Apr 24, 2020
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If the resistors are wired in series, find the equivalent resistance.
5 answers 342 views
If the resistors are wired in series, find the equivalent resistance.A circuit contains two resistors: 20 Ω and 10 Ω             a.) If the resistors are wire ...
by MathsGee Platinum
(118,646 points)
asked in Physics & Chemistry Aug 26, 2019
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A parallel circuit contains three resistors: 24 Ω, 16 Ω, and 8 Ω. Find the total resistance in the circuit.
2 answers 484 views
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Draw a series circuit that contains one battery and three resistors.
2 answers 2.4K views
Draw a series circuit that contains one battery and three resistors.Draw a series circuit that contains one battery and three resistors. ...
by MathsGee Platinum
(118,646 points)
asked in Physics & Chemistry Aug 26, 2019
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Why should there be a difference in potential between two points in the circuit ?
1 answer 109 views
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How do I explain the elements of electric and magnetic fields together with dc and ac circuit theory?
1 answer 154 views
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