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A 27.0 gram object moving to the right at 18.0 cm/s overtakes and collides elastically with a 10.0 gram object moving in the same direction at 15.0 cm/s. Evaluate the velocity of each object after the collision.
27.0 g object cm/s
10.0 g object cm/s
A high-speed lifting mechanism supports a 880-kg object with a steel cable that is 39.0 m long and 4.00 cm2 in cross-sectional area. Determine the elongation of the cable
A mass-spring system with a natural frequency of 3.7 Hz is started in motion with an initial displacement from equilibrium of 5.5 cm, What is the amplitude of the resulting motion
Two capacitors are connected parallel to each other and connected to the battery with voltage 30V . Let C_1 = 9.5 u F ,C2 = 4.7 u F be their capacitances. By how much does the energy of the system decrease
A 68.0 kilogram man throws a 0.0440 kilogram snowball forward with a ground speed of 29.0 m/s. Determine the velocities of the two people after the snowball is exchanged
a 50 kg trunk is pushed 6 m along a level floor at a constant speed of 4.2m/s.if the coefficient of friction is 0.20, calculate the work done by the applied force
A jogger accelerates from rest to 3.49 m/s in 2.40 s. A car accelerates from 21.0 to 31.8 m/s also in 2.40 s, Find the magnitude of the acceleration of the jogger
Yet another bizarre baton is created by taking four identical balls, each with mass 0.346 kg, and fixing them as before except that one of the rods has a length of 1.02 m, Calculate the moment of inertia of this baton when oriented
A 3 x 10^2 kg piano is being lifted at a steady speed from groundlevel straight up to an apartment 10.0 m above the ground. Thecrane that is doing the lifting produces a steady power of 4.00 x10^2 W. How much time does it take to lift the piano?
When a mass is suspended from a spring, the equilibrium length isincreased by 50mm. The mass is then given a blow which starts it moving vertically at 200mms-2.
a 6.2 cm diameter pipe gradually narrows to 4.0 cm. when water flows through this pipe at a certain rate the gauge
A 3.0 kg particle with velocity v = (5.0 m/s) i -(6.0 m/s) j is at x = 3.0 m, y = 8.0 m. It ispulled by a 7.0 N force in the negative x direction. What is the angular momentum of the particle about the origin? What torque about the origin acts on t..
A 23 kg boom of length 6 m is supported by a cable that has a breaking tension of 1200N. The cable is perpendicular to the boom and is attached 4.5m from the pivot. What is the utmost load that can be suspended from the end of the boom.
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