Cambridge IGCSE Physics practice

Paper 3 structured question: Magnetic effect of a current

Try the question first, then check the answer and practise the same topic again.

At a glance

Paper

Marks

Topic

Magnetic effect of a current

Exam-style question

Try this first

Paper 3Theory (Core)3 marks

Understanding solenoids and their magnetic fields.

Description

A solenoid is a coil of wire that generates a magnetic field when current flows through it. The field inside the solenoid is strong and uniform.

a
Describe the characteristics of the magnetic field produced by a solenoid.
Your answer
Aim for approximately 3 distinct marking points.
[3]

0 of 1 part answered

Answer every part before opening the mark scheme.

Common mistake

No common mistake is linked to this question yet.

Flashcard 1 of 6

Press Space to flip, arrows to move

Paper 3Theory (Core)1 marks

Description

A straight wire carries an electric current. The magnetic field around the wire can be visualized using iron filings or a magnetic compass.

a
State the direction of the magnetic field around the wire when the current flows from positive to negative.
Your answer
Aim for approximately 1 distinct marking point.
[1]