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Corey Brown
Questions (21)
Determine the acceleration of a 1500 kg automobile that rolls down an incline of 30° from the horizontal if a coefficient of
2 answers
1,604 views
Calculate the tension in the cable connecting the two masses. Assume all surfaces are frictionless.
0 answers
936 views
In a rescue scene during the 911 crisis, a helicopter of mass 6000 kg accelerates upwards at the rate of 0.50 m/s2 while lifting
1 answer
802 views
In the following diagram there is a coefficient of friction, μ, of 0.15 between the 5.0 kg mass and the surface. Calculate the
1 answer
816 views
A force of 3.0 N and 1.0 N act on a 6.0 kg mass as shown. What is the acceleration of the 6.0 kg mass
1 answer
1,014 views
A fisherman who lives in a high rise apartment building in Toronto, weighs a fish on a spring scale and records a 11.2 N
1 answer
1,249 views
A sniper fires a bullet at 120 m/s at 30° above the horizontal from the roof top of a 35 m high parking garage. If the bullet
1 answer
762 views
A sniper fires a bullet at 120 m/s at 30° above the horizontal from the roof top of a 35 m high parking garage. If the bullet
7 answers
3,126 views
A sniper fires a bullet at 120 m/s at 30° above the horizontal from the roof top of a 35 m high parking garage. If the bullet
2 answers
1,012 views
A lifeguard who can swim at 1.2 m/s in still water wants to reach a dock positioned perpendicularly directly across a 550 m wide
3 answers
1,007 views
1. A small plane can travel at 200 km/h in still air. If a 50.0 km/h wind is coming from the east, determine the ground velocity
2 answers
1,080 views
A lifeguard who can swim at 1.2 m/s in still water wants to reach a dock positioned perpendicularly directly across a 550 m wide
1 answer
676 views
Jack is driving with a pail of water along a straight pathway at a steady 25 m/s when he passes Jill who is parked in her
2 answers
1,769 views
An airplane requires 420 m of runway to take off from an airstrip. If the plane starts from rest and it takes 32 s to lift off,
1 answer
748 views
A small plane can travel at 200 km/h in still air. If a 50.0 km/h wind is coming from the east, determine the ground velocity of
1 answer
609 views
Is there anyway you can answer these questions with the information provided. Its using the moving man program.
Procedure Place
2 answers
1,024 views
A pilot is flying from City A to City B which is 300 km [NW]. If the plane will encounter a constant wind of 80 km/h from the
1 answer
2,002 views
A small plane can travel at 200 km/h in still air. If a 50.0 km/h wind is coming from the east, determine the ground velocity of
1 answer
727 views
A playful college student tosses a water balloon out of his dorm window at a speed of 6.2 m/s at an angle of 10° above the
2 answers
2,297 views
A physics student who is late for school is trying to catch her bus. The student is 10 m behind the bus as the bus starts from
3 answers
2,425 views
While driving her new fuel efficient mini-car, Zelda changes her velocity from 22 km/h [forward] to 85 km/h [forward] while
1 answer
1,031 views
Answers (6)
In a rescue scene during the 911 crisis, a helicopter of mass 6000 kg accelerates upwards at the rate of 0.50 m/s2 while lifting a 2500 kg piece of concrete. What is the upward force exerted by the rotors of the helicopter? What is the tension in the cable
Thanks Henry, You're a good guy!
Indeed, he did!
a) How long was the bullet in the air? b) How far from the base of the parking garage did the bullet land? c) At what angle did the bullet land?
GOT IT NEVERMIND
OR JUST PROVIDE THE FORMULA
