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A cat is located 4.7 m in front of a concave mirror. The mirror has a radius of 1.6 m. Construct a ray diagram to scale following the steps outlined in the procedure here.
(a) Where is the image of the cat?
(b) Is this image real or virtual?
(c) If the image of the cat is 4.5 cm tall, how tall is the cat?
Consider an electron in the first Bohr orbit of a hydrogen atom, (a) What is The radius (in meters) of this orbit? (b) What is the total energy (in eV) of the electron in this orbit? (c) How much energy is required to ionize a hydrogen atom when the ..
Radius of rotation of the hanging mass in apparatus in lab M20a is set to 10.0 cm. Determine the centripetal force and suspended mass
A particle slides back and forth on a frictionless track whose height as a function of horizontal position x is given by y=ax2, where a = 0.92m-1. evaluate the turning points of its motion
A man enters a tall tower, needing to know its height. He notes that a long pendulum extends from the ceiling almost to the floor and that its period is 10.0 s. How tall is the tower?
A 1.9-kg block is hanging stationary from the end of a vertical spring that is attached to the ceiling. What is the elastic potential energy of the system
A ball is thrown vertically upward from the ground with an initial speed of 15.00 m/s. How long does it take the ball to reach its maximum altitude
A hydrogen atom is in the 2s state. Determine the principal quantum number and the energy of the state
a 13 g bullet traveling 222 ms penetrates a 2.0 kg block of wood and emerges cleanly at 159 ms. if the block is
a racquetball with a diameter of 5.6 cm and a mass of 42 g is cut in half to make a boat for american pennies made
A light ray propagates in a material with index of refraction 1.13, strikes an interface, and passes into a material whose index of refraction is 1.41, Find the angle of refraction
how strong is the electric field between the plates of a 0.60 air-gap capacitor if they are 3.0 apart and each has a
A converging lens of focal length 20 cm is used to form a real image 1.0 m away from the lens. How far from the lens is the object
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