Current-Carrying Wires in Magnetic Fields (HSC SSCE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the motor effect?
What is the motor effect?
Force on current-carrying wire in field
What is the equation for force on a current-carrying wire in a magnetic field?
What is the equation for force on a current-carrying wire in a magnetic field?
When is the force on a current-carrying wire maximum?
When is the force on a current-carrying wire maximum?
When current and field are perpendicular
What is the force when current and magnetic field are parallel?
What is the force when current and magnetic field are parallel?
Zero
What does the right-hand rule determine for a current-carrying wire?
What does the right-hand rule determine for a current-carrying wire?
Direction of the force
What type of energy conversion occurs in the motor effect?
What type of energy conversion occurs in the motor effect?
Electrical potential to kinetic energy
How is magnetic field strength defined?
How is magnetic field strength defined?
Force per unit current per unit length
How does a loudspeaker use the motor effect?
How does a loudspeaker use the motor effect?
Oscillating current moves coil and cone
A A current flows through m of wire perpendicular to a T field. What is the force?
A A current flows through m of wire perpendicular to a T field. What is the force?
N
What is the direction of the force on a current-carrying wire?
What is the direction of the force on a current-carrying wire?
Perpendicular to both current and field