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Two spheres of mass m1= 3kg and m2= 1.5 kg are given. The lighter sphere is at rest. The bigger one is rolling with velocity v= 5m/s collides with the smaller one.
what is the velocity of each sphere after collision?
Find out the x and y components of the force.
A coaxial cable consists of a cylindrical metal sheath of radius b=3.5cm surrounding a conducting wire with outer radius a=.6cm
When a 5.5 cm long pencil is arranged perpendicular to a convex mirror's optical axis at a distance of 29 cm from the mirror, its image is 2.8 cm tall.
Consider three identical metal spheres, A, B, and C. Sphere A carries a charge of +10q. What is the total charge on the three spheres after they have touched
Spark plugs should be tightened to a specified torque of 9.28Nm. You have a wrench that is 0.39 m long, What force must you exert on the wrench
A uniform electric field of magnitude 271 V/m is directed in the negative x direction. A +12.7 ?C charge moves from the origin to the point (x, y) = (15.5cm, 46.0 cm). What was the change in the potential energy of this charge?
An engine has a hot-reservoir temperature of 910 K and a cold-reservoir temperature of 530 K. What is the efficiency of the engine
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A 378 N, uniform, 1.56 m bar is suspended horizontally by two vertical cables at each end. Cable A can support a maximum tension of 502.0 N without breaking, and cable B can support up to 397.0N. You want to place a small weight on this bar. What is ..
If 5.0 moles of an ideal gas expands isothermally at 100 degrees C to 5.5 times its intial volume, then find heat flow into a system
A circuit is powered by a 12.0 V battery in series with R1=25 ohms A second set of resistors R2= 75 ohms, What is the voltage drop across the 75 ohm resistor
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