Assume that a uniform magnetic field is directed into this page. If an electron is released with an initial velocity directed from the bottom edge to the top edge of the page, which of the following describes the direction of the resultant force acting on the electron?

a. out of the page
b. to the right
c. to the left
d. into the page


b

Physics & Space Science

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A 60.0-Hz AC generator with a peak voltage of 110 V drives a series RC circuit with R = 10.0 ? and C = 300 ?F. The impedance is

a. 4.68 ?. b. 8.84 ?. c. 10.0 ?. d. 13.4 ?. e. 18.8 ?.

Physics & Space Science

Alien species usually are aggressive invaders

What will be an ideal response?

Physics & Space Science

For the sulfuric acid in Practice Problem 5-5, estimate the velocity profile along the tank vertical wall in terms of the vertical height y and the distance from the wall, x.

What will be an ideal response?

Physics & Space Science

A certain capacitor is charged to 10 V and then, at t = 0, allowed to discharge through a certain resistor. There will be a certain time before the voltage across the capacitor reaches 5 V. This time can be decreased for this circuit by increasing:

a. the size of the capacitor. b. the size of the resistor. c. the size of the time constant. d. None of the above.

Physics & Space Science