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A car has aconstant speed of 17.0 m/s on a road. The car goes through a dip inthe road whose radius of curvature is 65.0 m. For the 1800 kg carduring the dip determine:
a) The centripetal force acting on the car.
b) The normal force acting on the car.
A golf club striking a golf ball imparts a force of2100N over a time of 5.06×10?3s at an angle of 35.0? above the horizontal. What maximum height does the golf ball achieve after impact
In the above animation a massive block is attached to a spring. It is sliding back and forth on a frictionless table. The spring has a spring constant 250 N/m. Determine the mass of the block
You stand on a frictionless platform that is rotating with an angular speed of 7.2 rev/s. What is the change in kinetic energy of the system
A square with sides of length 2m is perpendicular to a magnetic field of strength 10 T, is rotated by 60 degrees in the course of 4s. What is the induced emf in the square
A 2.50-kg stone is dropped from rest at a height of 3.75 m. What impulse does gravity impart to this stone from the instant
A meter stick lies on the bottom of a 100 cm long tank with its zero mark against the left edge. You look into the tank at a 30 angle, with your line of sight just grazing the upper left edge of the tank.
Two 480g blocks of wood are 2.0 m apart on a frictionless table. A 9.0g bullet is fired at 440m/stoward the blocks. What is the speed of the second block after the bullet stops
An object weighing 305 N in air is immersed in water after beingtied to a string connected to a balance. The scale now reads 271 N.Immersed in oil, the object appears to weigh 278 N . The density ofthe object is 8970.588 kg/m^3. Find the density of t..
you are kidnapped and put blindfolded in an elevator at the ground floor of a building. What is the approximate floor number your room is on
mars has a mass of about 6.4x10^23 kg, and its moon Phobos has a mass of about 9.6x10^15 kg. how far apart are mars and Phobos
A 0.14-kg pinecone falls 16m on the ground, where it lands with aspeed of 13 m/s. What speed would the pinecone have landed if there had been noair resistance
A hiker weighing 600N carries a 2.0 kg knapsack up atrail. After 30 minutes, the hiker is 300m higher than thestarting point. how much total work did the hiker do
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