Electricity Fundamentals Quiz
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Questions and Answers

What is the unit of electric field intensity?

  • Amps
  • Volts per meter (correct)
  • Volts
  • Ohms
  • Coulombs

What is the formula for Coulomb's law?

  • $F = k \cdot q_1 \cdot r^2 \cdot q_2$
  • $F = \frac{k \cdot q_1}{q_2 \cdot r^2}$
  • $F = \frac{k \cdot q_1 \cdot q_2}{r^2}$ (correct)
  • $F = k \cdot q_1 \cdot q_2 \cdot r$

What is the formula for electric potential?

  • $V = \frac{k \cdot r}{q}$
  • $V = k \cdot \frac{q}{r}$ (correct)
  • $V = k \cdot \frac{r}{q}$
  • $V = \frac{k \cdot q}{r}$

What is the formula for voltage?

<p>$V = I \cdot R$ (B)</p> Signup and view all the answers

What is the formula for the electric field intensity?

<p>$E = \frac{kQ}{r^2}$ (B)</p> Signup and view all the answers

What is the unit of electric potential?

<p>Joules per coulomb (A)</p> Signup and view all the answers

What is the formula for the electric field potential around a point charge?

<p>$V = \frac{kQ}{r}$ (D)</p> Signup and view all the answers

What is the definition of voltage?

<p>The measure of electric potential difference between two points in a circuit (A)</p> Signup and view all the answers

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