A 500-N tightrope walker stands at the center of the rope such that each half of the rope makes an angle of 15.0° with the horizontal. What is the tension in the rope?
a. 1440 N
c. 480 N
b. 970 N
d. 2900 N
B
You might also like to view...
According to Wien's Law, a(n) ____
a. hotter object will emit more short wavelength (bluer) radiation b. hotter object will emit more long wavelength (redder) radiation c. cooler object will produce less photons d. cooler object will produce more photons e. object will produce the same number of photons at different temperatures
Analysis of volcanic emissions suggests that eruptions could be the source of all but which of the following gases in our atmosphere?
A. nitrogen B. carbon dioxide C. water D. oxygen
Consider the following statement, and explain whether or not it is sensible: Last night I saw Mars move westward through the sky in its apparent retrograde motion
What will be an ideal response?
An ideal parallel-plate capacitor consists of two parallel plates of area A separated by a distance d. This capacitor is connected to a battery that maintains a constant potential difference across the plates
If the separation between the plates is now doubled, the amount of electrical energy stored on the capacitor will A) double. B) quadruple. C) be cut in half. D) be cut in fourth. E) not change.