D.2.2.a - Definition
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Practice Questions
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What is the formula for electric field strength?
💡 Hint: Think about force experienced per unit charge.
Define what a magnetic field is.
💡 Hint: Think of charges that are moving.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the electric field strength formula?
💡 Hint: Remember the relationship between force and charge.
True or False: A magnetic field can act on a stationary charge.
💡 Hint: Think about how charges behave in a magnetic field.
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Challenge Problems
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Calculate the electric field strength produced by a charge of 10μC located 0.5 m away in a vacuum.
💡 Hint: Make sure to convert μC to C before calculating.
A charged plate creates an electric field that extends out 0.2 m. If it exerts a force of 1N on a charge of 0.05C, calculate the electric field strength.
💡 Hint: Look at how force distributes over the charge you have.
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