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A projectile is fired with an initial speed of 36.2m/s at an angle of 41.1 degrees above the horizontal on a long flat firing range.
determine maxiumum height reached by projectile
total time in the air
determine the range
speed of the projectile 1.80s after firing
You swing a 2.60 kg stone in a circle, using the full length of a thin 60.0 cm rope. At what speed must you swing it so its acceleration will be 9.8 m/s^2.
A uniform 1.3 kg rod that is 0.8 m long is suspended at rest from ceiling by two springs, one at each end of the rod. Both springs hang straight down from the ceiling.
A 40 cm long tube has a 40 cm long insert that can be pulled in and out. As the insert is slowly pulled out, What is the frequency of the tuning fork
The wheels of an automobile are locked as it slides to a stop from an initial speed of 30.0 m/s, approximately how long does it take the car to stop
The amount of 14C in an old, isolated sample of vegetation is 0.757 that expected from a present day sample with an equivalent carbon content, Calculate the age of the old sample in years
Two identical freight cars roll without friction (one at 1 m/s, the other at 2 m/s) toward one another on a level track. They collide, couple, and roll away together with a combined momentum of.
How fast is the roller coaster moving at the top of the loop
If you supply 1950J of heat to 3.00moles of an ideal diatomic gas initially at 27.0 Celsius in a perfectly rigid container
A sailor strikes the side of his ship just below the waterline. He hears the echo of the sound reflected from the ocean floor directly below 1.3 s later. How deep is the ocean at this point? Suppose the speed of sound in seawater is 1560 m/s and d..
The stirrer is used to stir the mixture until it reaches its last equilibrium temperature of 32°C. Analyse the mass of the aluminum cup.
A speedy tortoise can run at 0.01 meters per second and a hare can run 21 times as fast. In a race they both start at the same time; however the hare stops to rest for 1.50 minutes. So the tortoise wins by a shell (20 cm).
a car initially running at 10 m/s applies brake and stops in 10 secs. What is the deceleration produced by the brakes
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