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A car of mass 1.2 103 kgrounds a circular turn of radius 17 m. If the road is flat andthe coefficient of static friction between the tires and the roadis 0.70, how fast can the car travel without skidding?
Suppose a patient having an MRI is immersed in a 3.0 T field along the axis of his body. He then quickly tips his head to the side, toward his right shoulder, tipping his head by 30 degrees in the rather short time of 0.15 s.
q1. a person whose eyes are h 1.64 m above the floor stands l 2.3 m in front of a vertical plane mirror whose bottom
A heat engine operating at maximum efficiency has an efficiency of 25%. The temperature of the cold reservoir is 300 K. What is the temperature of the hot reservoir
A vinyl record plays at 45.0 rpm. Assume it takes 10 s for it to reach this full speed, starting from rest. How many revolutions does the record make before reaching its final angular speed
A straight horizontal wire carries a current of 6.50 μA. An electron is moving above the wire the direction parallel to it and in the same direction as the conventional current in the wire.
A balloon is filled with 4.75 liters of helium at a pressure of 1.05 atm and a temperature of 28.0° C. Find the acceleration of the balloon if the rubber has a mass of 4.00 g
A guitar string is 0.7m long and is tuned to play an E above middle C (330Hz).
The Beretta Model 92S (the standard-issue U.S. army pistol) has a barrel 127 long. What is the acceleration of the bullet while it is in the barrel
Two horses pull a large crate of negligible mass at constant speed across a barn floor by means of two light steel cables. What is the work done by each horse
Jack and Jill ran up the hill at 3.3 m/s . The horizontal component of Jill's velocity vector was 2.0 m/s. What was the angle of the hill? Illustrate what was the vertical component of Jill's velocity?
A highway is to be built between two towns, one of which lies 44.0 km south and 71.0 km west of the other. at what angle would this highway be directed
A 0.642 kg basketball is dropped out of a window that is 6.42 m above the ground. How much work is done on the ball by its weight
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