Physics Past Questions, Answers, And Explanations - Physics

Physics Questions

Question 3011:

An electric bulb is rated 60W, 220V. Calculate the resistance of its filament when it is operating normally

Question 3012:

The Earth's magnetic equator passes through Jos in Nigeria. At Jos. the

Question 3013:

Which of the following statements about magnetic lines of force is not correct?

A A magnnetic line of force is an imaginary line which the north pole of a magnet would describe if it is free to moves
B Magnetic lines of force do not cross one another
C Magnetic lines of force are closely packed together at neutral point
D The presence of magnetic lines of force in a region indicates the presence of a magnetic field

Question 3014:

The material used for constructing the core of an electromagnet is