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Solve the following problem:
Problem: If a car , moving at 15 m/s , drives over a 30m cliff. How fast is it moving vertically when it hits the ground?
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A spaceship of proper length 306 m takes 0.75 µs to pass an Earth observer. Determine the speed of this spaceship as measured by the Earth observer.
A coil with length of 11 cm and a cross-section of 2.3 cm is connected in series with a 8.0k? resistor. A 42.0 V battery is applied across the two devices, What is the energy density inside the coil
A fan rotating with initial velocity! = =2rad=s comes to complete stop after15:5 turns, Find the time it takes the fan to stop
when an ac source is connected across a 15.0-omega resistor the rms current in the resistor is 7.10 a.a find the rms
A proton moving with a speed of 4.00 · 105 m/s in the positive y-direction enters a uniform magnetic field of 0.400 T pointing in the positive x-direction
A 0.058 kg arrow is fired horizontally. The bowstring exerts an average force of 65 N on the arrow over a distance of 0.90 m. With what speed does the arrow leave the bow
what must the bandwidth be for a radar system which uses pulse widths of .1 us? if this radar is used for determining
In a test run,a certain car accelerates uniformly from zero to 20.2m/s in 2.95s. How long does it take the car to change its speed from 10.01m/s to 20.02m/s
Find the resonance frequency of the ear canal, Treat it as a half-open pipe of diameter 8 mm and length 26.7 mm
A certain metal with atomic mass (2.1 x 10^-25)kg has an interatomic bond with length (2.3 x 10^-10)m and stiffness 42 N/m
A pitcher throws a curveball that reaches the catcher in 0.61 s. What is the angular displacement of the baseball
A positive charge Q1 = 3.00 µC is in the origin and a negative charge Q2 = -5.00 µC is at point x = 11m. Find the position of point P between the charges, where the electric potential equals zero.
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