Question1a 240 330-cm-diameter turntable rotates on, Ask an Expert

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Question1

A 240, 33.0-cm-diameter turntable rotates on frictionless bearings at 55.0. A 25.0 block sits at center of the turntable. A compressed spring shoots the block radically outward along a frictionless groove in surface of turntable.

Question2

The mass of a roller-coaster car, including its passengers, is 515 kg. Its speed at the bottom of the track in the figure below is 18 m/s. The radius of this section of the track is r1 = 27 m. Find out the force that a seat in the roller-coaster car exerts on a 52-kg passenger at the least point.

Question3

Throughout a rodeo a clown runs 3.50 meters north turns 35.0 deg east of north and runs 5.00 meters then after waiting for the bull to come near he runs due east 8.00 meters to exit the arena what is clowns total displacement?

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