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A shopper standing 3 m from a convex security mirror sees his image with a magnification of 0.305 .
a. What is his image distance in meters, measured from the surface of the mirror, given that the object distance is positive?
b. What is the focal length of the mirror, in meters?
c. What is its radius of curvature in meters?
An airplane traveling at 80.5 m/s dives at an angle of 30o below the horizontal. Determine from what height is the bomb dropped
A football spends a total of 5 seconds in the air. It reaches a peak height of 30 meters. How long does it take to reach its peak height? The football has the range of 90 yards. What is its horizontal velocity.
A slide projector has a converging lens whose focal length is103.00 mm. How far from the lens should the screen be located if a slide is placed 105 mm from the lens? If the slide measures 21.0 mm× 37.0 mm, what are the dimensions (in mm) of its image..
a 0.20-kg particle moves along the x axis under the influence of a conservative force. the potential energy is given
How much is the spring compressed?
You use a HeNe laster, which has a wavelength of 633 nm, What is the vibrational frequency of the vibration corresponding to this peak
A spring of spring constant k = 340 Nm-1 is used to launch a 1.5-kg block along a horizontal surface by compressing the spring by a distance of 18 cm. If the coefficient of sliding friction between the block and the surface is 0.25, how far does the ..
Some telephoto cameras use a mirror rather than a lens. What radius of curvature mirror is needed to replace a 855 mm focal length telephoto lens?
a car moving with constant acceleration covered the distance between two points 60m apart in 6s. its speed as it passes
Find the speed parameter and Lorentz factor for an electron that has a kinetic energy of 5.00 keV.
sometimes a person cannot clearly see objects close up or far away. to correct this type of vision bifocals are often
Extimate the thickness of a glass at a bright fringe and the Brewster's angle for light traveling from air to glass.
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