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Question: Suppose Eq. describes a wave on a long string. Let A = 5cm; λ = 10cm. What would be the displacement y of the string at x = 2.5cm? x = 5cm? x = 7.5cm? x = 10cm? Graph the displacement y of the string vs. its length.
y = A sin(2π x) (λ)
question a group of swimmers is resting in the sun on an off-shore raft. they estimate that 3.44 m separate a trough
A 0.0425 kg bullet traveling horizontally with a velocity of magnitude 415 m/s is fired into a wooden block with mass 1.12 kg, initially at rest on a level surface with a coefficient of friction μ=.27.
A 7.0 kilogram object undergoes an acceleration of 1.8 m/s2. Find the magnitude of the resultant force acting on it
A 3.00-liter aluminum cylinder at 5.00°C is filled to the brim with gasoline at the same temperature. If the aluminum and gasoline are warmed to 60.0°C, how much gasoline spills out
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Ancient astronomers were troubled by variations in the brightness of the various planets with time. Does the Ptolemaic or the Copernican model account better for these variations?
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a calculate the shear modulus g of 1040 carbon steel. b using the shear modulus value calculated in part a calculate
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You drive a car 1600 feet to the east, then 2400 feet to the north. The trip took 3.5 minutes. Determine the magnitude of your average velocity
question1a 350 piano slides 3.4 down a 34 incline and is kept from accelerating by a man who is pushing back on it
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