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A car is traveling at a velocity of 82 km/h 32° N of W. a) Determine the west component of the velocity? b) Determine the south component of the velocity?
A small plane makes a complete circle with a radius of 3282 m in 2.0 min. Determine the centripetal acceleration of the plane?
A curve of radius 120 m is banked at an angle of 18°. At what speed can it be negotiated beneath icy conditions where friction is negligible?
If the speed is doubled, does the centripetal force double? If not by what factor does the centripetal force raise? Why?
An asteroid consists of an orbital radius of 4.8 x 1011 m and a mass of 1.4 x 1018 kg. Find out its period of rotation around the sun?
Jupiter is 7.78 x 1011 m from the sun and has a mass of 1.90 x 1027 kg. Determine the force of gravity due to the sun acting on Jupiter?
Compute the Kepler’s constant for objects rotating around the sun given that the earth has a period of revolution around the sun of 3.16 x 107 s and an orbital radius of 1.49 x 1011 m.
A car travels around a curved path that consists of a radius of 225 m at a constant speed of 26.0 m/s. Determine the centripetal acceleration of the car?
Joe wishes to hang a sign weighing 750 N so that cable A joined to the store makes a 30° angle as shown by θ in the figure. Cable B is attached to an adjoining building. Compute the tensio
A crazed 4-year old on a tricycle is chasing Jordan. When the child hits Jordan his acceleration is 1.5m/s2 and his mass is 32 kg. What is the force applied on Jordan by the angry 4-year old?
The distance between successive crest in a sequence of water waves is 4.0 m and the crests travel 9.0 m in 4.5 s. Determine the frequency of the waves?
A 1.3 kg mass on a spring consists of a maximum speed of 1.4m/s and a spring’s constant of 3.4 N/m. Determine its displacement when it is moving at 0.65m/s?
A person on a dock counts 8 troughs going by in 20 seconds. The distance between the troughs is .75m. Determine the speed of the waves?
A 915 kg car goes over a hill. If the radius of this curve is 43 m, how fast should the car travel so that it applies no force on the road at the crest?
You are riding your bike on a track which makes a vertical circular loop. The diameter of this loop is 10.0 m, how fast would you have to travel in order to remain in the loop?
Compute the speed of the moon in its orbit around the earth. (Radius of orbit 3.85 x 108 m and mass of moon 7.4 x 1022 kg).
On the surface of Planet Y, which has a mass of 4.83 x 1024 kg, an object has a weight of 50.0 N and a mass of 30.0 kg. Find out the radius of this planet?
At what height above the surface of the earth would a space station require to orbit if its orbital period is 18 hrs?
Find out the co-efficient of friction of an unbanked corner if a truck can navigate the 25.0 m radius corner at a maximum speed of 18 m/s?
A heavy object is dropped. When this object reaches a speed of 3.2 m/s as it hits the floor, from what height was it dropped?
A gymnast is jumping on a trampoline. She applies a force of 1000 N on the trampoline stretching it 1.5 m. If her mass is 45 kg, what height above the trampoline will she reach?
A sled reaches the bottom of a hill where it slows from 18.0m/s to a stop in 25 m. Find out the force of friction if the sled has a mass of 75 kg?
The coefficient of friction between a curling rock and the ice is .04. If the mass of the rock is 18 kg, determine the acceleration of the rock if it has just been discharged by the curler? &n
A pair of figure skaters on frictionless ice pushes off each other. Skater 1 has a mass of 79 kg and accelerates at 2.5m/s2. Skater 2 accelerates at 3.6m/s2, what is her mass?
A plane begins from rest and travels 800m down a runway in 14 seconds. Find out the acceleration of the plane?