एक सुई है, जो स्वयं एक चुंबक है। , has a needle, which is itself a magnet.

A. चुंबकीय (Magnet)

B. दिशा सूचक यंत् (Compass)

C. घड़ी (Clock)

D. ये सभी (All of these)

Correct Answer :

B. दिशा सूचक यंत्

Explanation

Compass has a needle, which is itself a magnet.