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A concave spherical mirror forms an inverted image 4.00 times larger than the object. assuming the distance between object and image is 6.00 m, find the focal length of the mirror. what if? suppose the mirror is convex. the distance between the image is the same as in part (a), but the image is 0.500 the size of the object. determine the focal length of the mirror.
a particle moving in a straight line with constant accelaration is having initial velocity of 10 ms. after some time
A brick is thrown vertically upward with an initial speed of 4.90 m/s from the roof of a building. If the building is 98 m tall, how much time passes before brick lands on the ground.
Announcers at a certain radio station say that they are at "95 FM on your dial," meaning that they transmit at a frequency of 95 MHz (95 megahertz, or 95 million cycles per second). What is the wavelength of the radio waves from this station?
Red light (n = 1.520) and violet light (n =1.538) traveling in air are incident on a slab of crown glass. Bothcolors enter the glass at the same angle of refraction. The redlight has an angle of incidence of 30.5°. What is the angle ofincidence of th..
You are walking toward a plane mirror at a speed of 2.3 m/s. How fast is your image moving relative to you
A hot-air balloon is ascending at the rate of 14 m/s and is 98 m above the ground when a package is dropped over the side. How long does the package take to reach the ground
The huge volcanic eruption on the island of Krakatoa, Indonesia, in 1883 was heard on Rodrigues Island, How long did it take (in seconds) for the sound to travel to Rodrigues
The radii of curvature of the surfaces of a thin converging meniscus lens are R1 = 12.0cmand R2 = 28.0cm. Is the final image erect or inverted with respect to the original object
Communication satellites are placed in geosynchronous orbit, i.e., in circular orbit such that they complete one full revolution about the earth in one sidereal day.
Illustrate energy bar graphs to solve the problem . What is amplitude of the oscillations.
A firefighter on the back of the fire engine hears the sound waves after they are reflected from the wall. What is the frequency of this reflected wave as heard by this firefighter
A hunter wishes to cross a river that is 2.10 km wide and that flows with a speed of 4.4 km/h. The hunter uses a small powerboat that moves at the maximum speed of 12.60 km/h with respect to the water.
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