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A 7.80-g bullet moving at 560 m/s penetrates a tree trunk to a depth of 5.2 cm. Use work and energy considerations to find the average frictional force that stops the bullet
Two parallel conducting plates are separated by 10.0 cm, and one of them is taken to be at zero volts. What is the voltage between the plates
A small rigid object carries positive and negative 4.00 nC charges. It is oriented so that the positive charge has coordinates (-1.20 mm, 1.50 mm), find the electric dipole moment of the object
The coefficients of friction between a block of mass 0.5 kg and a surface are ?s = 0.75, What is the magnitude of the frictional force (in newtons) on the block if the block is at rest
Assume charge builds up on the cloud and on the ground until a uniform electric field of 4.00 multiplied by 106 N/C throughout the space between them makes the air break down, What is the maximum ch
A 1.50 V battery supplies 0.350 W of power to a small flashlight for 20.0 min. How much charge does it move
What would be the fundamental frequency on a piece of the same string that is twice as long and has four times the tension
In each of the four scenarios, a large bat lets out a short burst of ultrasonic sound, which the smaller bat hears a moment later. what return frequency will the large bat detect
If you are cruising down the road at 50 mph and a policeman with a radar gun (wavelength 1 cm) reflects radar light off your bumper, what wavelength of radar light does he get back
A lens system consists of two lenses 48.5 cm apart. The first lens is convex (converging) and has a focal length of 25.22 cm. What is the focal length of the second lens
A real object and its real inverted image are to be 1.5 m apart. There are two possible locations for the lens relative to the position of the object. What is the other possible location
Parallel light from a distant object strikes the large mirror in the figure and is reflected by the small mirror that is 2.528 m from the large mirror, What is the radius of curvature of the smaller
In the figure below, the converging lens' focal length is 14.4 cm, d = 13.6 cm, and the diverging lens' focal length is -14.1 cm. Where is the image formed by the converging lens,
A double convex lens (convex on both sides) is made of glass with an index of refraction of 1.65. What is the magnitude of the larger radius
For one of the measurement you will be using a hanging mass of M=150 grams. Determine the expected frequency f2 of the second harmonic standing wave
a park ranger wanted to measure the height of a tall tree. The ranger stood 9.50 m from the base of the tree, What is the height of the tree
Calculate the momentum pi at the end of the plane in terms of the measured quantities x, y, L, and m. how far will it coast back up the ramp before changing directions
A particle moves in a one-dimensional potential given by V(x) = Vo(e^-ax + bx),(V(x) is potential not velocity), Sketch the potential and the force as functions of x
A parallel plate capacitor has a capacitance of 6.3 µF when filled with a dielectric. evaluate the dielectric constant of the dielectric
Suppose after charging a 10.9 µF capacitor to 8 V, What voltage will your voltmeter read across those two capacitors connected in parallel
Using calculus, derive the distance kinematics formula x(t) for the case of a constant jerk. How far from the building will the car be in 7.50seconds
As a 1.00 mol sample of a monatomic ideal gas expands adiabatically, the work done on it is -2500 J. Calculate the final pressure and temperature
Fixed in the frame F is a sheet of charge, of uniform surface density sigma, which bisects the dihedral angle formed by the x-y and the y-z planes. What is the surface charge density sigma prime
A ruler of mass m = 75g and L=3.0meters is placed so that it is exactly balanced across two spinning cylinders a distance d = 1.0meters apart. What is the frequency of oscillation in the ruler
A nuclear power plant operates at 80% of its maximum theoretical (Carnot) efficiency between temperatures of 700°, how much exhaust heat is discharged per hour