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Assume that an MX missile goes from rest to a suborbital velocity of 5.50 km/s in 40.0 s (the actual speed and time are classified).
a) What is its average acceleration in m/s2?
b) What is its average acceleration in multiples of g?
Sam pushes a 10.0-kg sack of bread flour on a frictionless horizontal surface with a constant horizontal force of 4.0 N starting from rest. What is the speed of the sack after Sam has pushed it a distance of 20 cm
At the local swimming hole, a favorite trick is to run horizontally off a cliff that is 8.9 meter above the water. Calculate the number of revolutions she makes while on the way down
Illustrate what is the maximum load that can be hung from a copper wire of diameter of 0.47 mm before it breaks?
Two converging lenses which have focal lengths of +3.0 cm and +2.0 cm are 10 cm away from each other. find the height of the image formed by the seconds lens
An m = 6.60-kg clay ball is thrown directly against a perpendicular brick wall at a velocity of 22.0 m/s and shatters into three pieces, What is the direction of the third piece
Light has a wavelength of 550 nm in a vacuum. It then enters a medium of index of refraction 1.70, What is the frequency of this light in the vacuum, What is its frequency in the medium
A tennis ball is struck at the base line of the court, 11.5 m from the net. The ball is given an initialvelocity with a horizontal component equal to 27.0 m/s at an initial elevation of 1.21 m.
A 12.00 box resting on a horizontal, frictionless surface is attached to a 5 weight by a thin, light wire that passes without slippage over a frictionless pulley. The pulley has the shape of a uniform solid disk of mass 2.5 and diameter 0.560.
An airplane whose air speed is 608 is supposed to fly in a straight path 38 north of east. But a steady 86 wind is blowing from the north. In what direction must the plane head.
An ac generator with a frequency of 1.54kHz and an rms voltage of 22.2V is connected in series with a 1.90k, What is the power factor for this circuit
A mass m1 = 1 kg rests on top of a mass m2 = 5 kg which is attached to a spring (k = 50 N/m), Determine the maximum amplitude of the motion such that the top mass does not slip
Two large equipotent surfaces are flat and parallel and separated by a relatively small distance compared to their size. One surface is at 25 V and the other is at 33 V. The surfaces are 1.25 cm apart. What is the direction of the electric field m..
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