menu

Recent questions tagged voltage


Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
An infinitely long wire carries a current of three amps. The magnetic field outside the wire:
1 answer 34 views
An infinitely long wire carries a current of three amps. The magnetic field outside the wire:An infinitely long wire carries a current of three amps. The magnetic field outside the wire: w) points radially away from the wire x) points radial ...
by Digitized Wooden
(1,150 points)
asked in Physics Oct 5, 2021
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Three capacitors with different capacitances are connected in series. Which of the following statements is TRUE?
1 answer 51 views
Three capacitors with different capacitances are connected in series. Which of the following statements is TRUE?Three capacitors with different capacitances are connected in series. Which of the following statements is TRUE? w) All three of the capacitors have ...
by Digitized Wooden
(1,150 points)
asked in Physics Oct 5, 2021
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Used normally, a 150-watt, 120 volt light bulb requires how many amps of current?
1 answer 36 views
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
An alternating current can induce voltage because it has
1 answer 46 views
An alternating current can induce voltage because it hasAn alternating current can induce voltage because it has A) ripple value B) varying magnetic field C) weaker magnetic field than direct current D) hi ...
by MathsGee Platinum
(104,048 points)
asked in Physics Sep 12, 2021
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Suppose we know the voltage is 12 V, and the resistance is 3 Ω. What is the current?
1 answer 71 views
Suppose we know the voltage is 12 V, and the resistance is 3 Ω. What is the current?Suppose we know the voltage is 12 V, and the resistance is 3 Ω. What is the current? ...
by MathsGee Platinum
(104,048 points)
asked in Physics Apr 4, 2021
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Do the voltage drops given in the figure conform to Kirchoff’s Voltage Law?
0 answers 39 views
image
Do the voltage drops given in the figure conform to Kirchoff’s Voltage Law? If you have any circuit with many loops, the algebraic sum of the voltages around any loop in the circuit is zero; this is known as Kirchoff’s Volta ...
by MathsGee Platinum
(104,048 points)
asked in Mathematics Jan 3, 2021
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
When the two resistors are connected in PARALLEL to the same battery, the current through the battery will be …
0 answers 110 views
When the two resistors are connected in PARALLEL to the same battery, the current through the battery will be … Two resistors of equal resistance are connected in SERIES to a battery with negligible internal resistance. The current through the battery is I. ...
by MathsGee Platinum
(104,048 points)
asked in Physics Nov 2, 2020
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
How many turns of wire must a coil have in order to induce a voltage of 10.5 volts when exposed to a changing magnetic flux with a rate of 0.0075 Wb/s?
1 answer 120 views
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
The magnetic flux through a coil containing 50 loops changes from 30 Wb to –30 Wb in 0.42 seconds. What is the voltage induced in the coil?

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Do electrons in a circuit move in the direction of current?
1 answer 105 views
Do electrons in a circuit move in the direction of current?Do electrons in a circuit move in the direction of current? ...
by MathsGee Platinum
(104,048 points)
asked in Physics Sep 9, 2020
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
I can't understand the polarization please explain it to me ?
1 answer 41 views
I can't understand the polarization please explain it to me ?I can't understand the polarization please explain it to me ? ...
by Student SIlver Status
(10,394 points)
asked in Physics Sep 5, 2020
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Why do batteries die?
0 answers 42 views
Why do batteries die?Why do batteries die? ...
by Student SIlver Status
(10,394 points)
asked in Physics Sep 5, 2020
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
What happens if we hook up a resistor and a capacitor with the same battery in parallel and in series?
1 answer 75 views
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Why are the capacitors with the bigger capacitance have the lower Voltage?
0 answers 73 views
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Is it true that the higher the capacitance, the lower the voltage of a capacitor hooked up in a series?
1 answer 73 views
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?
1 answer 91 views
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Why is the sum of the voltages of the capacitors equal to the voltage of the battery?
1 answer 222 views
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Whats the difference between a capacitor and a battery?
0 answers 48 views
Whats the difference between a capacitor and a battery?Whats the difference between a capacitor and a battery? ...
by Student SIlver Status
(10,394 points)
asked in Physics Sep 5, 2020
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Why exactly is electric potential lower at where the negative charges are than at where the positive charges are?
0 answers 72 views
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Why is electric potential high near positive charges ?
0 answers 82 views
Why is electric potential high near positive charges ?Why is electric potential high near positive charges ? ...
by Student SIlver Status
(10,394 points)
asked in Physics Sep 5, 2020
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Do capacitors have limit to the voltage of battery they can be connected with or they can handle any?
1 answer 66 views
Do capacitors have limit to the voltage of battery they can be connected with or they can handle any?Do capacitors have limit to the voltage of battery they can be connected with or they can handle any? ...
by Student SIlver Status
(10,394 points)
asked in Physics Sep 5, 2020
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Does the potential difference on the capacitor immediately jump to the battery’s potential difference ? Explain the reason for the observed behavior.

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
when charging a capacitor how electrons move from +ve terminal to -ve terminal & wthout interruption to the flow. please explain it with an example

Join the MathsGee Homework Help Q&A club where you get study support for success from our verified experts. Subscribe for only R100 per month or R960 per year.


On the MathsGee Homework Help Q&A learning community, you can:


  1. Ask questions
  2. Answer questions
  3. Comment on Answers
  4. Vote on Questions and Answers
  5. Donate to your favourite users
  6. Create/Take Live Video Lessons

Posting on the MathsGee Homework Help Q&A learning community


  1. Remember the human
  2. Behave like you would in real life
  3. Look for the original source of content
  4. Search for duplicates before posting
  5. Read the community's rules

MathsGee is Zero-Rated (You do not need data to access) on: Telkom |Dimension Data | Rain | MWEB

MathsGee Tools

Math Worksheet Generator

Math Algebra Solver

Trigonometry Simulations

Vectors Simulations

Matrix Arithmetic Simulations

Matrix Transformations Simulations

Quadratic Equations Simulations

Probability & Statistics Simulations

PHET Simulations

Visual Statistics

Management Leadership | MathsGee ZOOM | eBook | H5P