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Explain how a shock wave is generated OR discuss the Doppler effect and a practical application which utilizes this phenomena. Please remember that your post must be a substantive answer (250-word).
In the figure, two conducting balls of identical mass m = 15 g and identical charge q hang from non conducting threads of length L = 120 cm. If x = 6.1 cm, what is q? Since x is much smaller than L approximate sin (?) by?
A playground merry-go-round spins with negligible friction. A child moves from the center out to the rim of the merry-go-round platform. In this merry-go-round and child system, which of these quantities change:
A basketball player runs down the court, following the path indicated by the vectors A, B, and C, find the direction of the displacement of this player
Tarzan has foolishly gotten himself into another scrape with the animals and must be rescued once again by Jane. What is Jane's (and the vine's) angular speed
An interstellar cruise ship races by a Martian spaceport. According to galactic regulations, the safety strobe lights on the ship's bridge are assumed to blink every 1.50 seconds.
A ballerina spins initially at 1.5 revolutions/second when her arms are extended. Determine her initial moment of inertia
Derive an equation for T as a function of k and m. If you plot a graph of T^2 versus m, what combination of variables represents the slope
An electron is released from rest at a perpendicular distance of 9.6 cm from a line of charge on a very long non conducting rod. What is the magnitude of the electron's initial acceleration
What force (magnitude) does the spring exert on the object while it is a distance 2.90×10-2 below equilibrium position, moving upward.
A copper pipe with an outer radius of 0.014 m runs from an outdoor wall faucet into the interior of a house. Find the inner radius of the pipe
If the space station is a waiting area for travelers going to Mars, it might be desirable to simulate the acceleration due to gravity on the Martian surface. How fast must the rim move in this case
Like a charged rubber balloon with an even surface charge density, a charged soap bubble experiences an outward electrical force on every bit of its surface. Given the total charge Q on a bubble of radius R
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