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A car with a mass of 2000kg is moving with a speed of 55 mph and enters a circular turn at level ground. The car executes a turn with a radium of 150m without slipping. What is the angular velocity of the car in radians/sec? What is the coefficient of friction. Please show all relevant formulas for max rating.
A sample of blood is placed in a centrifuge of radius 12.0 cm. At how many revolutions per second should the centrifuge be operated
You push with a horizontal force of 43.7N against a 25.0N box, pressing it against a rough wall to hold it in place. What is the friction force on the box
What is the minimum speed you must give the air at the top. find its final kinetic energy.
A pickup truck with mass 1.88x10^3 kg is traveling eastbound at +16.0 m/s, while a compact car with a mass of 8.56x10^2 kg is traveling westbound at -16 m/s. find the speed of the entangled vechicles after collision
Potassium is an essential element that normally comprises about 0.30% of a person's body mass. 0.12% of potassium is the radioactive K-40, What's the potassium activity in a 73kg person
When high-energy charged particles move through a transparent medium with a speed greater than the speed of light in that medium, Calculate the speed of the electrons in the water. The speed of light in water is 2.25 108 m/s
A 2920 kg satellite used in a cellular telephone network is in a circular orbit at a height of 800 km above the surface of the earth. What fraction is this force of the satellite's weight at the surface of the earth
The sound travels through the left tube LXM, which has a fixed length. Concurrently, the sound travels through the right tube LYM, length of which can be changed by moving the sliding section
An airplane maintains a speed of 573 km/h relative to the air it is flying through as it makes a trip to a city 689 km away to the north. What time interval is required for the trip if the plane flies through a headwind blowing at 38.1 km/h toward t..
Three boats exert forces on a mooring hook. The first pulls 420 N at 60 degrees from the East. ind the resultant direction of force of the combination of these three forces
A spacecraft orbits an unknown planet at a distance of 5.2 x 10^7 m from its center. The period of its orbit is 52 hours. What is the mass of the planet
how much work must be done to raise a 1100 kg car 1.5 m above the ground? what is the cars potntial energy afterward
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