Electric Fields and Forces (VCE SSCE Physics): Quizzes

📚Quizzes
Electric Fields and Forces
Sign up to keep practising.Create a free account to play more quizzes and track your progress.

Practise the questions

10 questions from this quiz

Show

What is the formula for electric field strength EE in terms of force FF and charge qq?

E=FqE = \frac{F}{q}

In which direction do electric field lines point for a positive charge?

Radially outward

Which rule applies when drawing electric field line patterns?

Field lines can never cross

What is the formula for electric field strength EE in a uniform field between parallel plates?

E=VdE = \frac{V}{d}

According to Coulomb's law, how does force FF between two charges depend on distance rr?

F1r2F \propto \frac{1}{r^2}

What happens between two like charges (both positive or both negative)?

They repel each other

What is the equivalent unit for electric field strength besides NC1\text{N} \cdot \text{C}^{-1}?

Vm1\text{V} \cdot \text{m}^{-1}

Why is a water molecule (H2O\text{H}_2\text{O}) called a dipolar molecule?

Oxygen end is negative, hydrogen positive

What is the work WW done on a charge qq moved through potential difference VV in a uniform field?

W=qVW = qV

What is a key difference between gravitational and electric forces?

Gravity is always attractive

Join 100,000+ SSCE students studying Quizzes with us.

Select your subjects, and get access to A+ resources today.