If a bar magnet is accidentally broken into three pieces ...
If a bar magnet is accidentally broken into three pieces as shown in the diagram above, the polarities of P and Q respectively are
S and S
N and S
N and N
S and N
Correct answer is B
a piece of magnet consist of north pole and south pole.
Similar Questions
Which of the following machines does NOT apply the lever principle?...
The acceleration of a moving object can be determined from the? ...
Viscosity in a liquid does not depend on the ...
A radio wave has a wavelength of 150m. If the velocity of radio waves in free spaces is 3 x 108...
Which of the following factors decreases the rate of evaporation of a liquid? ...
Humidity is used to describe the amount of ...
Which of the following statements about Gamma radiation is correct? Gamma radiation can ...