Electric Potential and Potential Difference
Physics ⇒ Electricity and Magnetism
Electric Potential and Potential Difference starts at 10 and continues till grade 12.
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See sample questions for grade 10
A 12 V battery is connected across a resistor. If 24 C of charge passes through the resistor, how much energy is transferred?
A 9 V battery does 27 J of work. How much charge has it moved?
A charge of 0.5 C is moved through a potential difference of 8 V. Calculate the work done.
A charge of 5 C is moved through a potential difference of 12 V. How much work is done?
A point charge of 1 × 10⁻⁶ C is placed at a point. What is the potential at a distance of 0.5 m from it? (k = 9 × 10⁹ N·m²/C²)
A student connects a voltmeter across a resistor in a circuit and observes a reading of 6 V. If 3 C of charge passes through the resistor, how much energy is converted?
Define 1 volt.
Describe what happens to the potential energy of a positive charge as it moves from a point of higher potential to lower potential.
Explain why a bird can sit safely on a high-voltage wire without being electrocuted.
Explain why potential difference is necessary for the flow of electric current.
Explain why the potential inside a conductor is constant in electrostatic equilibrium.
If 10 J of work is required to move 2 C of charge between two points, what is the potential difference between them?
If the electric field between two points is 200 V/m and the distance between them is 0.5 m, what is the potential difference?
If the potential at point A is 20 V and at point B is 5 V, what is the potential difference between A and B?
If the potential at point X is 30 V and at point Y is 10 V, what is the work done in moving 2 C of charge from X to Y?
If the work done in moving a charge of 3 C between two points is 15 J, what is the potential difference?
Name the device used to measure potential difference.
State the difference between electric potential and potential difference.
State the relationship between electric potential and electric field.
What is electric potential?
