A particle (mass = 5.0 g, charge = 40 mC) moves in a region of space where the electric field is uniform and is given by Ex = 2.5 N/C, Ey = Ez = 0 . If the velocity of the particle at t = 0 is given by vy = 50 m/s, vx = vz = 0, what is the speed of the particle at t = 2.0 s?
a. 81 m/s
b. 72 m/s
c. 64 m/s
d. 89 m/s
e. 25 m/s
c
You might also like to view...
Four of the five answers are elements. Select the exception:
a. water b. oxygen c. carbon d. chlorine e. hydrogen
The geology of Venus appears to be dominated by
a. volcanism. b. plate tectonics. c. erosion by flowing water. d. impact cratering. e. strip mining.
A solar prominence is essentially
A. an aurora occurring in the Sun's atmosphere instead of Earth's. B. a plasma confined to a magnetic tube sticking out of the surface of the Sun. C. an eruption of gas heated by the sudden recombination of opposite polarity parts of the Sun's magnetic field. D. a cloud of hot gas lifting off the surface of the Sun.
All the jovian planets lie beyond the asteroid belt
Indicate whether the statement is true or false