Field Theory Answers

A cargo was dropped down an helicopter, which hovered at an height of h=125m .When will the cargo reach the land? g=10ms-².Air resistance must be ignored.

Electrons are accelerated by a potential difference of 100v and 400v.

Calculate the wavelength associated with the electrons in each case

A vertical electric field of magnitude 2.00 x 10^4 N/C exists above the earth' s surface on a day when a thunder storm is brewing . A car with a rectangular size of 6.00 m by 3.00 mis a traveling along a dry gravel rod way sloping downward at 10°. Determine the electric flux through the bottom of the car.