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in an exciting game, a baseball player manages to slide safely into second base. the mass of the player is 80.9 kg and the coefficient of kinetic friction between the ground and the player is .48
A. find the magnitude of the frictional force.
b. if the player takes 1.4s to come to rest what was his initial velocity.
A 3.00 kg bucket of water is raised from a well by a rope. If the upward acceleration of the bucket is 2.20 m/s2, find out the force exerted by the rope on bucket of water.
At its highest temperature, a space heater has a resistance of 15.5 ?, What is the average power output of the space heater
A 119-turn circular coil of radius 2.01 cm is immersed in a uniform magnetic field that is perpendicular to the plane of the coil. calculate the magnitude of the average EMF
A 2000 kg car rounds a curve of radius 70 banked at an angle of 12. What is the magnitude of the friction force
A 62.00kg student is standing atop a spring in an elevator that is accelerating upward at 3.8 m/s2. The spring constant is 2600-N/m. By how much is the spring compressed.
Spark plugs should be tightened to a specified torque of 13.64Nm. What force must you exert on the wrench
An iron bar of mass, 0.55 kg, slides down a frictionless incline 0.41 m high. What is the speed of the combined masses after collision
In an English carnival game, you throw a ball at a coconut on a stand 4.0 m in front of you and 1.0 m above the point at which you release the ball. How long is the ball in the air in each case
Consider a conical pendulum with a bob of mass m=82.0 kg on a string of length L=10.0 m that makes an angle of theta=8.00 degrees with the vertical, Determine the radical acceleration of the bob.
In order to clearly read a book 24 cm away, a farsighted girl needs an image to be 35 cm from her eyes. What focal length is necessary for lens in her eyeglasses.
A gun shoots bullets that leave the muzzle with a speed of 338 m/s. If a bullet is to hit a target 104-m away at the level of the muzzle, the gun should be aimed at a point above the goal.
An airplane with a speed of 87.7 m/s is climbing upward at an angle of 35.1 ° with respect to the horizontal. determine the angle of the velocity vector of the package
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