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A 6090 kg space probe moving nose first toward Jupiter at 105m/s relative to the Sun fires its rocket engine, ejecting 80.0 kgof exhaust at a speed of 253 m/s relative to the space probe. What is the final velocity of the probe?
Sketch a force diagram for the desk.
0.120 stone rests on a frictionless, horizontal surface. A bullet of mass 5.00 , traveling horizontally at 370 , Compute the direction of the velocity of the stone after it is struck
Jone pulls her brother on a sled over a horizontal surface with force of 80N. The force is at an angle of 25 degree, determine the acceleration of the sled
a 150 N sled is pulled up a 28 degree slope at a constant speed by a force of 100 N. What is the coefficient of kinetic friction between sled and slope
A 0.420 kg ice puck, moving east with a speed of 3.12 m/s, has a head-on collision with a 0.890 kg puck initially at rest. Assuming a perfectly elastic collision, What is the speed of the heavier puck
A ball is thrown horizontally from the top of a building that is 13.85 m high with a speed of 17.83 m/s. Neglecting air resistance, at what angle with respect to the horizontal will the ball strike the ground
An oscillating block-spring system has a mechanical energy of 2.27 J, an amplitude of 8.07 cm, and a maximum speed of 1.43 m/s. Find (a) the spring constant, (b) the mass (in kg) of the block and (c) the frequency (in Hz) of oscillation.
The space shuttle is in a 400km - high circular orbit. It needs to reach a 700 km -high circular orbit to catch the Hubble Space Telescope for repairs. how much energy is required to boost it to the new orbit
The total area of an airplane's wings is 40.0m2 and it's weight is 49.0KN. the density of air is 1.3kg/m3. calculate the speed over the bottom surface
The dial on an FM radio contains numbers ranging from about 88 to about 108. What is the corresponding range of wavelengths
A toy cannon uses a spring to project a 5.24 g soft rubber ball. The spring is originally compressed by 4.96 cm and has a force steady of 8.03 N/m.
An electron is released from rest at the negative plate of a parallel plate capacitor. How fast is the electron moving just before it reaches the positive plate
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