Your instructor rides on a merry-go-round turning at a constant rate. In which direction does the net force on your instructor point?
a. down
b. tangent to the circular path
c. away from the center
d. toward the center
c. away from the center
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Capacitance is o A/d for
A) all capacitors. B) parallel wires. C) parallel plates. D) concentric cylinders.
A 6.0-?F capacitor charged to 50 V and a 4.0-?F capacitor charged to 34 V are connected to each other, with the two positive plates connected and the two negative plates connected. What is the total energy stored in the 6.0-?F capacitor at equilibrium?
a. 6.1 mJ b. 5.7 mJ c. 6.6 mJ d. 7.0 mJ e. 3.8 mJ
A ball thrown vertically from ground level is caught 3.0 s later when it is at its highest point by a person on a balcony which is 14 m above the ground. Determine the initial speed of the ball
a. 19 m/s b. 4.7 m/s c. 10 m/s d. 34 m/s e. 17 m/s
Animated and interactive elements might require that your visitors install ______ to allow the element to play in the visitors' browser.
A. scripts B. add-ons C. operating systems D. plug-ins