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An object is placed 11 cm in front of a concave mirror whose focal length is 18 cm. The object is 3.0 cm tall. Using a ray diagram drawn to scale, measure (a) the location and (b) the height of the image. The mirror should be drawn to scale
Light of wavelength 669 nm is incident on a double slit. The angle between the central bright fringe and the second dark fringe is 4.90°. Determine the separation d of the slits
A wheel makes 78.3 rotations during 5.45 s. What is the average angular velocity in that time interval
You walk 3.5m in front of a large round mirror. You see yourimage right side up and apparently half your size (height). What is the focal length of the mirror and what kind of mirror isit?
a hockey puck leaves a player's stick with a speed of 9.9m/s and slides 32.0 m before coming to rest. Find the coefficient of friction between the puck and the ice
What is the Compton effect, What is the shift in the wavelength of x-rays upon Compton scattering
The diagram on the left below shows two resistors in series with an ideal battery, in the diagram on the right; a third resistor has been added in parallel with R2. Calculating the resistance, current and potential difference.
A 3.00-kg steel ball strikes a massive wall at 10.0 m/s at an angle of 60.0 degrees with the plane of the wall. what is the average force exerted by the wall on the ball
Accomplished silver workers in India can pound silver into incredibly thin sheets, as thin as 3.00 10-7 m, Find the area of such a sheet that can be formed
Two blocks with masses M1=7.90kg and M2=1.20kg are attached by a thin string which goes over a frictionless, Calculate the magnitude of the frictional force acting on M1
question joe walks 4 blocks north then turns east and walks 1 block. he finally walks 3 blocks south. how far is joe
A solenoid that is 93.2 cm long has a radius of 2.71 cm and a winding of 1150 turns; Calculate the magnitude of the magnetic field inside the solenoid
A projectile is launched from the top of a cliff above level ground. At launch the projectile is 35 meters above the base of the cliff and has the velocity of 50 meters per second at an angle 37° with horizontal. Air resistance is negligible.
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