Determine how many revolutions will car have gone through
A car starts from rest on a curve with a radius of 190 m and accelerates at 1.30 m/s^2. How many revolutions will the car have gone through when the magnitude of its total acceleration is 2.40 m/s^2?
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How much energy is needed to pop 95.0 grams of corn if 14 percent of a kernel's mass consists of water? Assume that the latent heat of vaporization for water at 175 degrees Celsius.
A ball of radius 0.200 m rolls with a constant linear speed of 3.39 m/s along a horizontal table. The ball rolls off the edge and falls a vertical distance of 2.00 m before hitting the floor. What is the angular displacement of the ball while the
You're carrying a 3.0-m-long, 22 pole to a construction site when you decide to stop for a rest. You place one end of the pole on a fence post and hold the other end of the pole 35 from its tip. How much force must you exert to keep the pole
A bucket of mass 2.50 kg is whirled in a vertical circle of radius 1.45 m. At the lowest point of its motion the tension in the rope supporting the bucket is 33.0 N. Find the speed of the bucket, and how fast the bucket must move at the top of the
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A load is suspended by cable fro a beam supported by another cable. The angle between the beam and the horizontal is 66 degrees and the angle between supporting cable and the horizontal is 39 degrees.
An experiment that can be used to measure the velocity of a bullet is to have two cardboard disks attached to a rotating shaft some distance apart and to measure the angular separation of the holes made by the bullet. In such an experiment, two c
The emergency room at HSI serves patients who arrive according to a Poisson distribution at the rate of 9 per hour. Treatment takes an average of 6 minutes and the treatment times can be considered to follow an exponential distribution. What
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