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A block of a certain material begins to slide on an inclined plane when the plane is inclined to an angle of 18.26°. If a solid cyclinder is fashioned from the same material, what will be the maximum angle at which it will roll without slipping on the plane?
A diverging lens has a focal length of 71.5 cm. A real object is placed 30.9 cm in front of the lens. How far is the image located from the lens
An ac generator has 80 rectangular loops on its armature. Each loop is 12 cm long and 8 cm wide. find the maximum output voltage of this generator
An object with a height of 42 cm is placed 2.3 m in front of a convex mirror with a focal length of -0.40 m. Find the location and magnification of the image
A 509-?F capacitor is discharged through a resistor, whereby its potential difference decreases from its initial value of 97.9 V to 22.7 V in 4.99 s. Find the resistance of the resistor in kilohms
A 0.60 kg mass vibrates according to the equation where x is in meters and t is in seconds. find out (a) amplitude, (b) frequency, (c) total energy, and (d) kinetic energy and potential energies when x = 0.30 m.
After falling from rest from a height of 28 m, a 0.46 kg ball rebounds upward, reaching a height of 18 m. If the contact between ball and ground lasted 1.7 ms, illustrate what average force was exerted on the ball?
A person stands on a scale in an elevator. As the elevator starts, the scale has a constant reading of 600 N. Determine the weight of the person
A copper sheet of thickness 2.70 mm is bonded to a steel sheet of thickness 4.10 mm. The outside surface of the copper sheet is held at a temperature of 170.0 °C and the steel sheet at 27.0 °C.
When a high-power laser is used in the Earth's atmosphere, the electric field associated with the laser beam can ionize the air, What laser beam intensity will produce such a field
You combine two thin lenses by placing them in contact so that their axes coincide, Find the focal length of this compound lens
A cylinder contains 1.85 mol of helium gas at 18.5°C. Assume that the helium behaves like an ideal gas. What is the average kinetic energy per molecule
hree thin rods are formed into a right triangle. Each of the sides has mass M and length L, and the hypotenuse is of mass 2 M. find the center of mass of the triangle
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