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Q1. If one end of a heavy rope is attached to a light rope and wave is sent down the heavy rope. What would happen to the frequency, speed and wavelength as it changes to the light rope?
Q2. An automobile club plans to race a 780 kg car at the local racetrack. The car needs to be able to travel around several 170 m radius curves at 85 km/h. What must the banking angle of the curves be so that the force of the pavement on the tires of the car is in the normal direction? (Hint: What does this requirement tell you about the frictional force?)
Where is center of mass of the system
A professor's office door is 0.80 wide, 3.0 high, and 5.0 thick; has the mass of 25; and pivots on frictionless hinges. A "door closer" is attached to the door and the top of door frame.
He is sitting on a set of bathroom scales. He notes that scales show four times his normal weight. What is the radius of the loop, in meters.
What is the distance between deer a and c
Questions on blackbody, Infra-Red Detectors & Optic Lens and Digital Image.
Find out an acceleration of mass and tension in the string
What is the magnitude of the force that maintains circular motion acting on puck.
What are the displacement and velocity of the point on the cord. What is the magnitude of the acceleration of one of the liners toward the other because of their mutual gravitational attraction.
What is distance of a sample of blood from the rotation axis
Distance between focal plane and lens
Find speed of the block at the bottom of the ramp. What is tangential acceleration of a bug on the rim of a 78 rpm record of diameter 7.41 in. if the record moves from rest to its final angular speed in 4 s.
Horse races once around a circular track in a time of 176 s, with a speed of 26 m/s. What is the radius of the track.
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