Which of the following helps detecting the presence of magnetic field at a point ?

a strong magnet

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

a solenoid

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

a compass needle

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

a current carrying wire

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

Open in App

Solution

The correct option is C a compass needle
A compass consists of a magnetized needle which tends to align in presence of a magnetic field, thus causing a deflection in the needle.

Suggest Corrections

Similar questions

The presence of magnetic field at a point can be detected by means of:

(a) a strong magnet

(b) a solenoid

(d) a current carrying wire.

On which of the following factor, the direction of deflection of a magnetic needle of a compass depends when the compass is kept near a current carrying wire?

Q. Iron filings are sprinkled on a cardboard perpendicular to which a current carrying copper wire flows as shown.

What happens to a compass at the point P, if the current through the circuit is increased? (Ignore the magnetic field of the Earth.)

Why does the needle of a magnetic compass deflect when it is kept beside a current carrying wire?

Which instrument can be used to show that magnetic field exists around a wire carrying current? Why does a compass needle get deflected when brought near a bar magnet? [3 MARKS]

Join BYJU'S Learning Program

Which of the following helps detecting the presence of magnetic field at a point ?

The correct option is C a compass needleA compass consists of a magnetized needle which tends to align in presence of a magnetic field, thus causing a deflection in the needle.

The correct option is C a compass needle
A compass consists of a magnetized needle which tends to align in presence of a magnetic field, thus causing a deflection in the needle.