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Suppose the only force acting on an asteroid is the gravitational force due to Earth. As the asteroid approaches Earth, the angular momentum of the asteroid with respect to the center of Earth will
a.) increase
b.) decrease
c.) remain the same
A 50.0 kg snowboarder has an initial velocity of 2.00 m/s at the top of a 26o incline. How far from the bottom of the hill does she stop
A diverging lens has a focal length -0.16m. An object is placed in the distance 0.1m from the lens on the left side. What is the image magnification?
Assume a car's brakes can produce an acceleration of -7 m/s2. If the car is travelling at an initial speed of 28.0m/s, what is the minimum distance necessary to stop car.
What is the frequency of a spring with spring constant 420 N/m that has attached a mass of 3.5 kg and initially displaced 0.25 meters. what is the maximum kinetic energy this mass obtains
A mass-spring system with 0.250kg undergoes simple harmonic motion with period 0.52 seconds. When an additional mass (delta M) is added, the period increases by 21%. A) Find delta M. Express your answer to two significant figures and include the appr..
A 1.00kg piece of cheese is placed on a vertical spring of negligiblemass and force constant k = 1800 N/m that is compressed 15.0 cm. how high does the cheese rise from this initial position
a flare is dropped from an airplane flying horizontally at uniform velocity constant speed in a straight line.
As you zip through space in your PPS (personal propulsion suit), your pulse rate, as you count it, is 115 bpm. Obtain how fast are you moving with respect to the Moon
Find the magnitude of the electric field in the z-direction due to the Hall effect. If there are 5.34 x 1028 free electrons per cubic meter, find the magnitude of the drift velocity of the electrons in the x-direction.
At t=0 its shadow has an x coordinate of 2.00 meters and it is moving to the right. Find the x component of the velocity.
A gas fills the right portion of a horizontal cylinder whose radius is 4.80 cm. The initial pressure of the gas is 1.01 × 105 Pa. A frictionless movable piston separates the gas from the left portion of the cylinder, which is evacuated and contains a..
Two thin conductingconcentric cylinders have infinite length. The inner cylinder has aradius a and a line charge density . The outer cylinder is uncharged and has a radiusof b.
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