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A pendulum is made with a 4.000 kg mass suspended at the end of a thin rod. The period of the small motion simple harmonic motion is 1.000 sec. What is the length of the thin rod?
An engineer claims to be able to compress 0.100 kg of water vapor at 200. degrees C and 0.100 MPa in a piston-cylinder arrangement in an isothermal and adiabatic process. determine final temperature and pressure
Four particles, each of mass 20.0 g, that form a square with an edge length of d = 0.800 m. what is the change in the gravitational potential energy of the four-particle system
A softball pitcher throws an underhanded pitch with the arm fully extended (straight at the elbow). Find the rotational kinetic energy of the pitcher's arm given its moment of inertia is 0.72 kg·m2
Mary is driving her car at 48 km/h. She approaches an intersection just as the traffic light turns yellow. The yellow light lasts only 3.0 s before turning to red, and she is 30 m away from the near side of the intersection.
Two blocks of masses m1=1 kg and m2 =2 kg are connected by a massless cord passing over a massless, frictionless pulley. what are the accelerations of the two masses with respect to the ground
During launches, rockets often discard unneeded parts. A certain rocket starts from rest on the launch pad, What total distance did the canister travel between its release and its crash onto the launch pad
A ball of mass 0.15 kg is dropped from rest from a height of 1.35 m. It rebounds from the floor to reach a height of 0.96 m. What is the velocity of the ball just before the impact
At what distance along the central axis of a ring of radius 1.8 cm and uniform charge 66 C is the magnitude of the electric field maximum.
the potential energy of a girder, after being lifted tothe top of a building, is 5.17 times 10^5 ft. lb. how high is the girder
Two equally charged particles each have a mass of 0.015kg. They are suspended by a light string with a 60 degree angle between them. find the magnitude of the repulsive electric force
A Fabri-Perot interferometer is to be used to resolve the mode structure of a He-Ne laser operating at 632.8 nm. What is the coefficient of finesse of the instrument
A basketball (M = 0.6 kg, R = 12.1 cm) with a tennis ball (m = 0.06 kg, r = 3.25 cm) directly on top of it is dropped from a height of 1 m. Find the speed of the basketball after its collision with the ground
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