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A car of mass 2100 kg travels on a banked curved whose radius is 80.0 m. Find the maximum safe speed if the coefficient of friction between the tires and the road is 0.88 and the banking angle is 5.0°. What net force does the car experience in this case?
A variant of the ballistic pendulum consists of a 5.00kg block attached to a string and lying on a frictionless table. What is the angular momentum of the block/bullet after the collision
Light of wavelength 640nm falls on a slit that is 3.80 x 10-3 mm wide. How far the first bright diffraction fringe
An object is moving with a constant velocity V1=2i+4j for 5 seconds. It then moves with a constant velocity of V2=-3i=2j for 10 seconds, determine the final velocity vector
a bungee cord is 30.0 rm m long and when stretched a distance x it exerts a restoring force of magnitude kx. your
If we assume that the hitch is strong enough that it does not break, and if the engine of the tow truck is powerful enough to provide whatever force is needed, then what is the maximum tension in the cat before the tow truck begins to slip?
A 1000-turn coil of wire that is 2.0 cm in diameter is in a magnetic field that drops from 0.13 T to 0 T in 12 ms . The axis of the coil is parallel to the field.
A baseball pitcher can throw a ball with a speed of 40. He is in the back of a pickup truck that is driving away from you. He throws the ball in your direction, and it floats toward you at a lazy 30. What is the speed of truck.
when 200nm light is incident on the cathode of a photoelectric tube the stopping potential is 4.2v.a find the velocity
Starting with a pure Sr-90 sample at time t=0, a researcher finds that the Y-90 activity is 22.9 mCi at t = 1 day. What was the activity at t = 0
an electron is accelerated through 1.60 x 103 v from rest and then enters a uniform 2.80-t magnetic field.a what is
A Michelson interferometer is set up for microwaves. Initially the reflectors are located so the detector reads a maximum. Find the wavelength of the microwaves
You are practicing your juggling skills by throwing a single juggling ball back and forth between level hands. Calculate the magnitude and direction of initial velocity of the juggling ball each time you throw it
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