Find vertical and horizontal components of displacement
A 17 g rifle bullet traveling 215 m/s buries itself in a 3.8 kg pendulum hanging on a 2.5 m long string, which makes the pendulum swing upward in an arc. Determine the vertical and horizontal components of the pendulum's displacement.
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A 23-g bullet traveling 285m/s penetrates a 4.5kg block of wood and emerges cleanly at 230m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges?
In one cycle, a steady device transfers 1.55 × 106 J of energy from a reservoir at 450 K to a reservoir at 300 K. Find the change in entropy (after one complete cycle), (a) for the device, and (b) for the environment.
What are the pros and cons of your selected system or method?
Write an essay about any ethical dilemma.
Which makes the pendulum swing upward in an arc. Determine the vertical and horizontal components of the pendulum's displacement.
Write a 700- to 1,050-word paper in which you evaluate the goals and objectives for the same agency or organization you chose previously. Using the criteria from Ch. 4, address the following: Does the organization explain its goals and objec
Identify at least five barriers that keep people in poverty that is represented by the stone.
Some athletes can put out as much as 700 watts in short bursts. If you could sustain such an energy output long enough to reach the top of a mountain, how much time would it take you to get there from the valley, 2000 meters below the peak? so how
Whole lotta shakin' goin' on. Suppose an earthquake shook a shelf sideways according to x(t) = B sin (ωt) where ω = 2 π f = 2 π/ τ. Write symbolic equations for the shelf speed and acceleration versus time.
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Potassium has which of the following effects? Need Assignment Help? Group of answer choices lowers heart rate lowers LDL lowers blood pressure lowers blood sug