Saturday
October 25, 2014

Homework Help: physics

Posted by jamaisa on Wednesday, March 9, 2011 at 4:30pm.

i posted this before but no one answered. please help me:

A net force of 1.610−15 N acts on an electron over a displacement of 5.0 cm, in the same direction as the net force. (a) What is the change in kinetic energy of the electron? (b) If the electron was initially at rest, what is the speed of the electron? An electron has a mass of 9.110−31 kg.

part a should be in joules.
part b should be in meters per second.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - A net force of 1.610−15 N acts on an electron over a ...
Physics - A net force of 1.610^−15 N acts on an electron over a ...
Physics - Two electrons are separated by 1 meter. What is the ratio of the ...
Physics - A net force of 5.75 * 103 N [180degree ] acts on a mass of 23.0 kg. If...
physics - An object in the vacuum of space orbits the earth at a fixed speed in ...
physics - An object in the vacuum of space orbits the earth at a fixed speed in ...
physics - An electron ( mass = 9.1110−31 kg) leaves one end of a TV ...
physics - What is the force on an electron moving at v = 2.5*10^5 m/s away from ...
physics - Which of the following statements about work is or are true? (More ...
physics - A 2.25 kg ball experiences a net force of 965 N up a ramp. Once the ...

Search
Members