A right triangle has sides 5 m, 12 m, and 13 m. What is the sine of the smallest angle of this triangle?
1.12/5
2.5/12
3.5/13
4.12/13
3
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Which statement best describes the smaller moons of Uranus?
a. bright, spherical bodies b. bright, highly grooved surfaces c. dark, icy worlds d. dark, rocky worlds e. dark, highly active worlds
A 5-µF, a 7-µF, and an unknown capacitor CX are connected in series between points a and b. What do you know about the equivalent capacitance Cab between a and b? (There could be more than one correct choice.)
A) 5 µF < Cab < 7 µF B) Cab < CX C) Cab > 12 µF D) Cab < 5 µF E) 5 µF < Cab < 12 µF
A sound with ten times the amplitude of another sound is judged to be ten times as loud
a. True b. False Indicate whether the statement is true or false
A heavy weight is supported by two cables that exert tensions of magnitude
and 
. Which statement is correct?
?
?
a..
b.
c.
d.
e.
We need the mass of the box in order to determine the correct answer.