Answer: B. 15.2s
Explanation: 600/39.5 = about 15.2
Explanation:
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Answer:c
Explanation:
When the direction of current is towards the observer then the magnetic field around it will be in the form of concentric circles and its direction will be anti-clockwise when viewed from the observer side.
Whenever current is flowing in a current-carrying conductor then the magnetic field is associated with it and direction of the magnetic field is given by right-hand thumb rule according to which if thumb represents the direction of current then wrapping of fingers will give the direction of the magnetic field
The nail has become a temporary magnet, while the
bar magnet remains a permanent magnet.
