Two point charges are arranged in a straight line with a point labeled P. The point charges are 9; = 30 x 10-6C and q2 = -20 x 10-6C. Charge q; is 0.20 m from charge q2, and charge q2 is 0.30 m to the left of point P. Determine the magnitude of the net electric field at point P. Give your answer as
a whole number
20 cm
30 cm
Free-body diagram
E,
The magnitude is
NC.

Determine the maximum r-value of the polar equation r =3+3 cos 0

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?

Sound is a disturbance that travels through a medium as a