by Sunday | Oct 8 | NABTEB QUESTIONS
Suspend the magnet of known poles so that it can swing freely. Next, bring one pole of the other magnet near this. If they repel each other then they have similar poles while if they attract they are of opposite sign.
by Sunday | Oct 8 | NABTEB QUESTIONS
The pole of a magnet is that portion of the magnet where its magnetic attraction appears to be strongest.
by Sunday | Oct 8 | NABTEB QUESTIONS
A Scalar field has only Magnitude but no direction (e.g. Temperature, Energy, density). While a Vector field is that, that has both magnitude and direction (e.g. Gravitational field, magnetic field and electric field).
by Sunday | Oct 8 | NABTEB QUESTIONS
Three types of fields are: (1) Gravitational field (2) magnetic field (3) electrostatic field (4) electromagnetic field
by Sunday | Oct 8 | NABTEB QUESTIONS
By a field, it is meant a region of space under the influence of some physical agency such as gravitation, magnetism, and electricity.
by Sunday | Oct 8 | NABTEB QUESTIONS
WORKING OF A CAR BRAKING SYSTEM When the brake pedal is pressed by the driver, the piston in the master cylinder is pushed. This compresses the oil inside the tubes and the pressure is transmitted equally to the brake shoes by the caliper forcing the brake shoes and...