Answer:
a=v-u/t
Explanation:
use this formula and initial velocity is 0
Answer:
The work done is zero
Explanation:
No work is performed or required in moving the positive charge from point A to point B
Answer: 
Explanation:
The frequency
of an electromagnetic wave is given by the following equation:
Where:
is the speed of light in vacuum
is the frequency of red light
is the wavelength of red light
Isolating
:
Finally:
Polarization is the action of restricting the vibrations of a transverse wave, especially light, wholly or partially to one direction .