Q1 · 2022 · Paper 1Simple familiar1 mark
QUESTION 1
Electromotive force is
(A)
the production of voltage across an electrical conductor due to its dynamic interaction with a magnetic field.
(B)
a difference in potential that tends to give rise to an electric current.
(C)
the repulsion experienced by two negatively charged particles.
(D)
one of the four fundamental forces.
WORKED SOLUTION
1 markAnswer B
ANSWER
B
Worked solution
Electromotive force is a potential difference supplied by a source that tends to drive current around a circuit. Option B.
Selects option B.
Worked explanation by QCE Vault; correct option verified against the QCAA answer key.