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A 0.15 kg ball hits a wall with a velocity of (4.00 m/s) + (6.50 m/s) + (5.00 m/s) . It rebounds from the wall with a velocity of (2.00 m/s) + (3.50 m/s) + (-3.20 m/s).
(a) What is the change in the ball's momentum?
____?_____kg·m/s
(b) What is the impulse on the ball?
____?_____ N·s
(c) What is the impulse on the wall?
___?___N·s
A 121.2 N carton is pulled up a frictionless baggage ramp inclined at 27.0 degrees above the horizontal by a rope exerting a 73.2 N pull parallel to the ramp's surface. Calculate the work done on the carton by the gravity
An airplane has a mass of 28,000 kg and takes off under the influence of a constant net force of 44,000 N
Two blocks are placed in contact on a horizontal frictionless surface. The smaller box has less mass than the larger box. A force F is applied to the small box as shown so that the boxes accelerate to the right.
The area of a typical eardrum is about 5.00 10-5 m2. Calculate the average sound power incident on an eardrum at the threshold of pain
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A ball rolls down a board which is 20 degrees to the horizontal. This time there is a coefficient of kinetic friction of 0.1. What is its speed at the bottom of the board
If a pitcher throws a 3 kg ball at 30 m/s to a batter who hits it straight back at him using 58500 N for 0.003 seconds, what is the velocity of the ball coming back to the pitcher
A distant galaxy is moving away from the earth with a speed that results in each wavelength received on the earth being shifted so that ??= 1.65 ?0
Ions having equal charges but masses of M and 2M are accelerated through the same potential difference, what is the radius of the arc followed by the lighter
q1. a car owner uses wrench abc to loosen the lug nut at c. length of the handle ab is 372 mm and the owner applies
How much work is required to compress 5.05 mol of air at 19.1°C and 1.00 atm to one-eighth of the original volume by an isothermal process
A pendulum with a length of 185 cm is set to swinging. What is the frequency of the pendulum
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