At target practice, a rifle bullet is fired at an angle of 30 below the horizontal with an initial velocity of 800 m/s from the top of a cliff 80 m high.
How far from the base of the cliff does it strike the level ground below if air resistance is negligible?
Question 2
The position of an air-track cart that is oscillating on a spring is given by the equation x = (12.4 cm) cos(6.35 s-1)t. At what value of t after t = 0.00 s is the cart first located at x = 8.47 cm?
A) 7.39 s B) 7.75 s C) 4.34 s D) 0.108 s E) 0.129 s
Bullet Ant
During World War I, advancing armies unloosed ferocious artillery barrages to destroy deeply entrenc
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Palpating the costovertebral angle
Find the measure of angle L to the nearest degree