For the arrangement shown below, if we want to change the direction in which the magnetic needle gets deflected, then which of the following can be done?

Changing the wire's material

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Changing the cell's polarity

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Decreasing the voltage

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Increasing the voltage

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B Changing the cell's polarity
For changing the direction in which magnetic needle gets deflected, we have to reverse the direction of current flowing in the wire. This can be achieved by simply reversing the polarity of the electric cell or battery connected.

Suggest Corrections

Similar questions

For the arrangement shown below, if we want to change the direction in which the magnetic needle gets deflected, then which of the following can be done?

Q. For the arrangement shown below, we want to change the direction in which a (sensitive) magnetic needle gets deflected. How can we achieve this?

Q. For the circuit shown below, if we want to change the direction in which the magnetic needle gets deflected, then which of the following can be done?

Q. For the arrangement shown below, if we want to change the direction in which the magnetic needle gets deflected, then which of the following can be done? (Here AB represents a metallic wire and E represents a battery.)

(a) For the arrangement shown below, what should be done to change the direction in which the magnetic needle gets deflected?

(b) What is the pattern of magnetic field around a current carrying conductor? [2 MARKS]

Join BYJU'S Learning Program

For the arrangement shown below, if we want to change the direction in which the magnetic needle gets deflected, then which of the following can be done?

The correct option is B Changing the cell's polarityFor changing the direction in which magnetic needle gets deflected, we have to reverse the direction of current flowing in the wire. This can be achieved by simply reversing the polarity of the electric cell or battery connected.

The correct option is B Changing the cell's polarity
For changing the direction in which magnetic needle gets deflected, we have to reverse the direction of current flowing in the wire. This can be achieved by simply reversing the polarity of the electric cell or battery connected.