Homework Statement
A platinum resistance thermometer has a resistance of 200 when placed in a ice 0◦C
bath and 280 when immersed in a crucible containing a melting substance. What is
the melting point of the substance? The temperature coefficient of the platinum is
0.00392(◦C)−1. Answer...
Homework Statement
Two parallel plates, each of area 4.67 cm2, are separated by 3.93 mm
with purified non-conducting water between them. A voltage of 5.39 V
is applied between the plates.
Find the charge stored on each plate. Answer in units of nC.
Homework Equations
C =...
Attempt #142,032:
F1 = cos(45)1.498*10^{-9} N x + sin(45)1.498*10^{-9} N y
F2 = -cos(45)6.741*10^{-9} N x + sin(45)6.741*10^{-9} N y
Fnet = 3.706*10^{-9} N x + 5.825*10^{-9} N y
||Fnet|| = 6.905*10^{-9} N
Thanks Guys!
Homework Statement
Three positive point charges are arranged in a triangular pattern in a plane, as shown below.
The Coulomb constant is 8.98755*10^9 N · m^2/C^2.
http://img150.imageshack.us/img150/1052/electricforceproblemqp7.th.jpg http://g.imageshack.us/thpix.php
Find the magnitude...