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A model rocket is launched straight upward with an initial speed of 49.4 m/s. It acceler- ates with a constant upward acceleration of 2.25 m/s2 until its engines stop at an altitude of 187 m. What is the maximum height reached by the rocket? Answer in units of m 076 (part 2 of 3) 10.0 points How long after lift-off does the rocket reach its maximum height? Answer in units of s 077 (part 3 of 3) 10.0 points How long is the rocket in the air? Answer in units of s
marvin the martian has run out of gas and is in a circular motion around the sun. His UFO is m=500kg and he is orbiting with a radius of 3 x 10^8 m. What is Marvins angualr velocity around the sun
Coherent light with wavelength 599 passes through two very narrow slits, and the interference pattern is observed on the screen a distance of 3.00 from the slits. The first-order bright fringe is a distance of 4.84 from the center of the central b..
A juggler throws a ball straight up with some initial velocity. Half a second later, the juggler throws another ball straight up from the same height, then what is the initial velocity of each ball
A uniform 1.6-kg rod that is 0.91 m long is suspended at rest from the ceiling by two springs, one at each end. Find the angle that the rod makes with the horizontal
The following charges are located inside a submarine: 6.20 µC, ?9.00 µC, 27.0 µC, and ?59 µC. find the net electric flux through the hull of the submarine
A gas with initial conditions (P,V,T)i expands isothermally until the final volume=8.192 times the initial volume, find the ratio of the final pressure to the intial pressure
A police car is moving at 37.1 m/s (83.0 mi/h) behind a speeding car that is going faster. How fast is the speeder going
An airplane flies eastward and accelerates uniformly. At one position along its path it has a velocity of 26.5 m/s. find the airplane\'s acceleration
An x-ray beam (25 MeV) strikes a proton at rest and scatters the x-rays through an angle of 100 degrees. What is the wavelength of the scattered x-rays
An unstable particle at rest spontaneously breaks into two fragments of unequal mass. The mass of the first fragment is 2.80 multiply.gif 10-28 kg, what is the speed of the heavier fragment
Two charged spheres are 19 cm apart. They are moved, and the force on each of them is found to have been quadrupled. How far apart are they now.
A pump lifts 320kg of water per hour a height of 3.5m. find the minimum necessary power output rating of the water pump
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