Chapter 13 Magnetic Effects of Electric Current – Page 5 – HI MCQ!

A magnet is moved towards a coil (i) quickly (ii) slowly. The induced potential difference?

Mark as favorite

If the current values periodically from zero to a maximum value, back to zero and then reverses its direction, the current is?

Mark as favorite

The nature of magnetic field line passing through the centre of current carrying circular loop is?

Mark as favorite

Which of the following factors affect the strength of force experience by a current carrying conduct in a uniform magnetic field?

Mark as favorite

The magnetic field lines always begin from?

Mark as favorite

Fleming’s left hand and Right hand rules are used in?

Mark as favorite

Inside the magnet, the field lines moves?

Mark as favorite

Current that does not change its direction after equal intervals of time is called?

Mark as favorite

An electric motor is a device which transforms?

Mark as favorite

The magnetic field inside a long straight solenoid carrying current?

Mark as favorite