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A 600 kg car traveling at 24.5 m/s is going around a curve having a radius of 120 m that is banked at angle of 20 degrees.
(a) Is the curve properly banked for the car's speed?
(b) What is the minimum cofficient of static friction required between the road and the car's tire so the car does not skid.
An electric trimmer blade has rotational inertia 1.85×10^-4 kg*m^2. How much work was done to accelerate the blade
A 0.20 {rm kg} rock is thrown vertically upward from the top of a cliff that is 31.0 {rm m} high. While it hits the ground at the base of the cliff, the rock has the speed of 31 {rm m/s}. Assume that air resistance can be ignored; find the initial sp..
A square coil of wire of side 3.20 cm is placed in a uniform magnetic field of magnitude 2.25 T directed into the page, determine the average current induced in the coil
An initially neutral conductor contains a hollow cavity in which there is a -100 nC point charge. what is the charge on the inner wall of the cavity wall
A car is traveling at 50.0 mi/h on a horizontal highway. If the coefficient of static friction between road and tires on a rainy day is 0.100, what is the minimum distance in which the car will stop
A double convex lens (convex on both sides) is made of glass with an index of refraction of 1.60. What is the magnitude of the larger radius
A farsighted man uses eyeglasses with a refractive power of 1.85 diopters. Wearing the glasses 0.02 m from his eyes, he is able to read books held no closer than 0.28 m from his eyes. He would like a prescription for contact lenses to serve the same ..
two parallel wires have a current of 22A flowing through each oneof them. when the wires are placed 25cm apart, find the length of the wires
An electron is accelerated through a potential difference of 3 eV and is incident on a finite potential barrier of height 5 eV and thickness 5 x 10 * m. What is the probability that the electron will tunnel through the barrier? Show all steps.
The total length of a bike trip is 300 km. Suppose you take this tour and your bike has wheels with a diameter of 80 cm. How many revolutions will the wheels make
You are riding on a Jet Ski at some angle upstream on a river flowing with a speed of 2.8. Assume the Jet Ski is moving at a speed of 12 relative to the water. At what angle should you point the Jet Ski if your velocity relative to the ground is t..
A rectangle has an area of 36.38 cm2. When both the length and width of the rectangle are increased by 1.60 cm, Calculate the length of the shorter of the two sides of the initial rectangle
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