Which of the following statement about force is correct ?...
Which of the following statement about force is correct ?
electrostatic, gravitational and magnetic forces are always attractive
electric, gravitational and magnetic field obeys inverse square law
fields are real but their corresponding field lines are imaginary
field lines and their corresponding fields are both real
Correct answer is C
No explanation has been provided for this answer.
The diagram above shows two capacitors P and Q of capacitance 2μF and 4μF respectively connect...
Increasing the frequency of a sound wave produces a sound with ...
The symbol illustrated above is that of a resistor? ...
A sheet of white paper viewed through blue glass appears blue because ...
An object is projected with a velocity of 100m-1 at an angle of 60° to the vertical. Calculate t...
The acceleration due to gravity may be defined as the force ...