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Q. A football player runs directly down the field for 35m before turning to the right at and angle of 225 degrees from his original direction and running an additional 15m before getting tackled. What is the direction from the player's original starting point to the where he was tackled?
Q. a car is behind a truck going 25m/s on the highway. The car's driver looks for an opportunity to pass, guessing that his car can accelerate at 1.0m/s2. He gauges that he has to cover the 20-m length of the truck, plus 10m clear room at the rear of the truck and 10m more at the front of it. In the coming lane, he sees a car approaching, probably also traveling at 25m/s. he estimates that the car is about 400 m away. Should he attempt the pass? Give Details.
The potential at the center of a uniformly charged ring is 44kV, and 15.0 cm along the ring axis potential is 30kV. Find the ring's radius and its total charge.
A 5.00 mL syringe has an inner diameter of 6.00 mm, a needle inner diameter of 0.210 mm, and a plunger pad diameter (where you place your finger) of 1.2 cm. A nurse uses the syringe to inject medicine into a patient whose blood pressure is 140/100..
A helicopter is ascending vertically with a speed of 5.30{rm m/s}. At a height of 120 {rm m} above the Earth, package is dropped from a window.
A loudspeaker of mass 21.0 {rm kg} is suspended the distance of h = 2.40 {rm m} below the ceiling by two cables that make equal angles with the ceiling. Each cable has a length of l = 3.90 {rm m}.
What is the mass of the liquid in the vat.
what is the combined mass of the dog and basket.
What is the highest height reached by the rocket. what is its initial speed as it leaves the ground.
Two people, one of mass 75kg and the other of mass 60kg, sit in a rowboat of mass 80 kg. With the boat initially at rest, two people, who have been sitting at opposite ends of the boat 3.2 m apart from each other, now exchange seats. How far and i..
A ship sets out to sail to a point 197 km due north. An unexpected storm blows the ship to a point 107 km due east of its starting point. In what direction must it now sail to reach its original destination.
what is the frequency of vibration of the string. If the shot was launched from 6.00 f above the ground at an initial angle of 42.0 degrees , what was its initial speed.
How many revolutions will the car have gone through.
A pilot flies an airplane at a constant speed of 520 km/hr in the vertical circle of radius 1400 m. compute the force exerted by the seat on the 105-kg pilot at point A and at point B.
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