it consists of two opposite poles - the north and south poles
the earth's magnetic field has a south pole near the geographical north pole and a north pole near the geographical south pole
the force of attraction and repulsion between opposite and between like poles obeys a law for electrostatic charges
A and B only
A and C only
Correct answer is E
No explanation has been provided for this answer.
A car accelerates uniformly from rest at 3ms-2. its velocity after traveling a distance of 24m is...
A body that produces its own light is said to be ...
Which of the following materials has an increase in resistance with temperature? ...
Which of the following statements about a ferromagnetic material is correct? It ...
A constant force of 5N acts for 5 seconds on a mass of 5kg initially at rest. Calculate the fin...