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An object is placed 15.0 centimeter in front of a convex mirror, the image being 7.20 centimeter behind the mirror. A second object, twice as tall as the first one, is located in front of the mirror, but at a different location. The image of this second object has the same height as the other image. Determine how far in front of the mirror is the second object located?
cm
even the best mirrors absorb or transmit some of the light incident on them. the highest-quality mirrors might reflect
a large box containing your new computer sits on the bed of your pickup truck. you are stopped at a red light. the
A stick of mass 9.5 kilogram and length 3.3 meter is pinned at its center but is free to rotate, Find the angular acceleration of the stick right after you let it go from that angle
A white billiard ball with mass mw = 1.48 kg is moving directly to the right with a speed of v = 3.05 m/s, what is the final speed of the black ball
A wave on a string is described by D(x,t) = (1.2 cm)sin[2 pi (x/(3.9 m) + t/(0.4 s) + 1)], where x is in m and t is in s. What is the wave number
question 1two astronauts yuri and valentina are flying their rockets towards each other both at a speed of 09c as
When a certain metal is illuminated by light of frequency 3.3 multiplied by 1015 Hz,a stopping potential of 6.9 V is required to stop the most energetic ejected electrons. What is the work function of this metal?
an automobile is moving at 90 kmh and ascends a hill of gradient 1 in 25 vertical rise of 1 unit for horizontal
An electron with a speed of 1.1 × 107 m/s moves horizontally into a region where a constant vertical force of 5.6 × 10-16 N acts on it. determine the vertical distance the electron is deflected
Two tugboats pull a disabled supertanker. Each tug exerts aconstant force of 1.7×106 N, one at an angle 18.0^\circ west of north, What is the total work done by the twotugboats on the supertanker
Heat Q flows spontaneously from a reservoir at 445 K into a reservoir at 265 K. Because of the spontaneous flow, 2620 J of energy is rendered unavailable for work when a Carnot engine operates between the reservoir at 265 K and a reservoir at 248 K. ..
A novice skier, starting from rest, slides down a frictionless 33.0° incline whose vertical height is 128 m. How fast is she going when she reaches the bottom
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