Advertisements
Advertisements
प्रश्न
Name and define the SI unit of current.
उत्तर
The SI unit of current is ampere. One ampere is defined as the current produced at a point through which, 1 Coulomb of charge passes in 1 second or flow of one coulomb of charge in one second through a point.
APPEARS IN
संबंधित प्रश्न
A magnet attracts:
A plotting compass is placed near the south pole of a bar magnet. The pointer of plotting compass will:
Why does a freely suspended magnet always rest in a north-south direction?
Describe an experiment to show that the maximum attractive property is at the poles of a magnet?
State Fleming’s Left Hand Rule.
Define magnetic flux density.
Write a note on:
Compass needle
A magnetic field is a ______ quantity.
The magnetic field at a point is ______ to the magnetic field lines.
A wire placed along north south direction carries a current of 5A from south to north. Find the magnetic field due to a 1m piece of wire at a point 200 cm north east from the piece.
