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A jet aircraft with a mass of 4,325 kg has an engine that exerts a force (thrust) equal to 60,800 N.
(a) What is the jet's acceleration? (Give the magnitude.)
(b)What is the jet's speed after it accelerates for 7 s? (Assume it starts from rest.)
(c) How far does the jet travel during the 7 s?
Two protons are moving directly toward one another. When they are very far apart, What is the distance of closest approach?
The horse on a carousel is 3.8 from the central axis.If the carousel rotates at 8.0×10?2 , how long does it take the horse to go around twice
Show (turn off the calculator) using relativity that each particle will emerge from its respective accelerator with exactly the same speed as measured by an observer at rest with both accelerators. Determine that speed as a multiple (fraction) of ..
a two metal spheres have identical size and contain charges of -6c and 14c. the spheres are touched together and then
A man pushes a lawn mower on a level lawn with a force of 215N. If 31% of this force is directed downward, and 50W of power is expanded in pushing the mower 5.8 m, how much time is spent in pushing the mower this distance?
An 91-g arrow is fired from a bow whose string exerts an average force of 100N on the arrow over a distance of 82cm
You need to make a series ac circuit having a resonance angular frequency of 1550rad/s using a 142 ohm resistor, a 10. microF capacitor, and an inductor. What should be the inductance of the inductor
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A ball is thrown into the air from ground level. After a time t = 1.0 s, the ball has traveled to a position x1 = 29.0 m to the right of and y1 = 9.0 m up from where it was thrown, What was the y component of the initial velocity of the ball
A diver makes 2.5 revolutions on the way from a 9.0-m-high platform to the water. find the diver's average angular velocity during a dive
An object with total mass mtotal = 16.7 kg is sitting at rest when it explodes into three pieces. What is the magnitude of the final momentum of the system
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