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Question: You are given two metal spheres on portable insulating stands, glass rod, and a piece of silk. Explain how to give the sphere exactly equal but opposite charges. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
a copper wire has a resistance of 0.425 ohms at 20.0degc and an iron wire has a resistance of 0.455 ohms at the same
A 600-kg car is going around a banked curve with a radius of 110 m at a speed of 24.5 m/s. What is the appropriate banking angle necessary for the car
A 130 kg crate is pushed at constant speed up the frictionless 28° ramp. What force is exerted by the ramp on the crate
A 2.5-kg cart is rolling along a frictionless, horizontaltrack towards a 1.5-kg cart that is held initially at rest. Thecarts are loaded with strong magnets that cause them to attract oneanother. Thus, the speed of each cart increases.
As a particle moves from the origin to (1i + 7j) m, it is acted upon by a force given by (2i + 6j) N. Calculate the work done by this force on the particle
A constant torque of 28- N•m is applied to a grindstone whose moment of inertia is 0.130 kg•m2. Using energy principles, and avoiding friction, find out the angular speed after the grindstone has made 15 revolutions.
A ray of light is incident on a flat surface of a block of fluorite that is surrounded by water. The angle of refraction is 23.4°. Find the angle of reflection.
A bicyclist starts from rest at the top of a hill and rolls down the hill without pedaling. what is the bicyclist's speed at the bottom of the hill
The lifetime of the excited component of the n = 1 state (parallel spins) that produces the 21 centimeter line transition is approximately 107 years. Determine what is the energy line width of this state
A suspicious-looking manruns as fast as he can along a moving sidewalk from one end to theother, taking 3.50 s. Then security agentsappear and the man runs as fast as he can back along the sidewalk to his starting point, taking 11.0 s.
A motorcycle has a constant speed of 28.1 m/s as it passes over the top of a hill whose radius of curvature is 130 m. Find the magnitude of the centripetal force
A beam of photons that have a wavelength equal to 6.8pm is scattered by electrons initially at rest. What is the change in wavelength of the photons
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