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Problem: The parachute on a race car of weight 8940 N opens at the end of a quarter mile run when the car is traveling at 38.0 m/s.
Part A: What total retarding force must be supplied by the parachute to stop the car in a distance of 1020 m?
Please help, completely confused!! Give steps if possible for above problem.
Algol consists of a 3.7 MSun main-sequence star and a 0.8 MSun subgiant. Why does this seem surprising, as a minimum at first.
A 1500 kg car increases its speed from 15 m/s to 18 m/s in 15 seconds. What is the resultant work done on the car
a calculate the one temperature at which fahrenheit and celsius thermometers agree with each other.b calculate the one
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A rocket with a mass of 5 x 10^5 kg has a total energy that is 6 times its rest energy. What is the relativistic kinetic energy of the rocket
Two narrow slits are utilized to produce a double-slit interference pattern with monochromatic light (λ = 680 nm). The slits are separated by 0.70 mm, and the interference pattern is projected onto a screen 5.5 m away from the slits.
On a hot summer day in the state of Washington while kayaking, I saw several swimmers jump from a railroad bridge into the Snohomish River below. How fast were the swimmers moving when they hit the water
sunspots vary in number as a function of time exhibiting an approximately 11 year cycle. galileo made the first
A rocket is fired at a speed of 66.0 m/s from ground level, at an angle of 53.0 ° above the horizontal. By how much does the rocket clear the top of the wall
The figure shows three point charges of magnitude +2.0 μC,+3.0 μC, +4.0 μC are located at the corners of a triangle. The resultant force acting on the +4.0 μC charge is given by
A rock is thrown down a well that is 8.85 meter deep. The splash is heard 1.20 sec later. Evaluate how deep is the well
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