# Recent questions tagged circuit

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Does MathsGee have a Circuit Construction Kit: DC simulation?
Does MathsGee have a Circuit Construction Kit: DC simulation?Does MathsGee have a Circuit Construction Kit: DC simulation? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Does MathsGee have a Circuit Construction Kit: DC - Virtual Lab simulation?
Does MathsGee have a Circuit Construction Kit: DC - Virtual Lab simulation?Does MathsGee have a Circuit Construction Kit: DC - Virtual Lab simulation? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Does MathsGee have a Circuit Construction Kit: AC - Virtual Lab simulation?
Does MathsGee have a Circuit Construction Kit: AC - Virtual Lab simulation?Does MathsGee have a Circuit Construction Kit: AC - Virtual Lab simulation? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Does MathsGee have a Circuit Construction Kit: AC simulation?
Does MathsGee have a Circuit Construction Kit: AC simulation?Does MathsGee have a Circuit Construction Kit: AC simulation? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
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.
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.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. w) ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
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.
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. In the circuit below, the EMF reading is 12 V. The voltmeter reading over the 4 Ω resistor is&nbsp; 4.8 V. Calculate the internal resistance of the ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Explain the elements of electric and magnetic fields together with de and ac circuit theory.
Explain the elements of electric and magnetic fields together with de and ac circuit theory.Explain the elements of electric and magnetic fields together with de and ac circuit theory. ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Explain why permanent magnets have a magnetic field around them.
Explain why permanent magnets have a magnetic field around them. Explain why permanent magnets have a magnetic field around them. ...
close
In the circuit below, the battery has an internal resistance $r$ and an emf $\varepsilon$. A variable resistor $R$ is connected in the circuit and the ammeter and voltmeter register readings. In the circuit below, the battery has an internal resistance $r$ and an emf $\varepsilon$. A variable resistor $R$ is connected in the circuit and t ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
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 $4.7\Omega \pm 2\%$
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 $4.7\Omega \pm 2\%$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 ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
What happens to the bulb in this circuit diagram?
What happens to the bulb in this circuit diagram? What happens to the bulb in this circuit diagram? A.&nbsp; &nbsp; on B.&nbsp; &nbsp; shining C.&nbsp; &nbsp; dim D.&nbsp; &nbsp; fla ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
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?
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?If the voltage increases as charge increases, which increases as time goes on. How does the loop rule apply when the battery is just connected to the ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Does current flow or not when capacitors are connected in a circuit?
Does current flow or not when capacitors are connected in a circuit?Does current flow or not when capacitors are connected in a circuit? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
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?Could someone explain to me what a fuse is and why is it useful to have them? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
How can we calculate the internal resistance inside a battery?
How can we calculate the internal resistance inside a battery?How can we calculate the internal resistance inside a battery? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
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?How is the current is same at all places in series circuit when there are resisters? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
If electrons are travelling the same speed throughout the circuit how do they "know" to go at a slower speed if they might not bump into anything to slow them down?
If electrons are travelling the same speed throughout the circuit how do they "know" to go at a slower speed if they might not bump into anything to slow them down?If electrons are travelling the same speed throughout the circuit how do they &quot;know&quot; to go at a slower speed if they might not bump into any ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Does a 10V battery have more electric PE than a 1V battery?
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 ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Please explain the functions of a battery. How does it function?the electrons move from - side to the bulb and to the +side?
Please explain the functions of a battery. How does it function?the electrons move from - side to the bulb and to the +side?Please explain the functions of a battery. How does it function?the electrons move from - side to the bulb and to the +side? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
In the circuit diagram below, the battery has negligible internal resistance. The resistance of the ammeter and wires may also be ignored.
In the circuit diagram below, the battery has negligible internal resistance. The resistance of the ammeter and wires may also be ignored. In the circuit diagram below, the battery has negligible internal resistance. The resistance of the ammeter and wires may also be ignored. The ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
What is the Strategy for finding an Eulerian Circuit?
What is the Strategy for finding an Eulerian Circuit?What is the Strategy for finding an Eulerian Circuit? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
What is a Eulerian Trail?
What is a Eulerian Trail?What is a Eulerian Trail? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
What is a Eulerian Circuit in graph theory?
What is a Eulerian Circuit in graph theory?What is a Eulerian Circuit in graph theory? ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
A torch battery, inserted into a torch, creates a........
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 ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
If the resistors are wired in series, find the equivalent resistance.
If the resistors are wired in series, find the equivalent resistance.A circuit contains two resistors: 20 Ω and 10 Ω &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;a.) If the resistors are wire ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
A parallel circuit contains three resistors: 24 Ω, 16 Ω, and 8 Ω. Find the total resistance in the circuit.
A parallel circuit contains three resistors: 24 Ω, 16 Ω, and 8 Ω. Find the total resistance in the circuit.A parallel circuit contains three resistors: 24 Ω, 16 Ω, and 8 Ω. &nbsp;Find the total resistance in the circuit. ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Draw a series circuit that contains one battery and three resistors.
Draw a series circuit that contains one battery and three resistors.Draw a series circuit that contains one battery and three resistors. ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Why should there be a difference in potential between two points in the circuit ?