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A convex lens with a 10-cm focal length is in front of a concave lens with a 10-cm focal length. The lenses are separated by 40 cm. An object is 20 cm in front of the convex lens.
a. Where is the final image with respect to the convex lens?
b. Is the image real or virtual and why?
c. What is the final magnification?
Your eye (diameter 2.5 cm) is able to focus the image of a tree on your retina. What is the size of the image of the tree on your retina
the maxium compresional stress that a bone can with stand is 1.6 * 10^8 N/m^2 before it breaks.What is the maxium compresional force that can be applied to the femur bone
The Hall effect can be used to determine the density of mobile electrons in a conductor. Find the density of mobile electrons in the material
a ball (mass=m) moving in the positive x direction with speed v collides with a block (mass=M) initially at rest, compute the mass of the block
A 0.015 kg bullet traveling horizontally at 400.2 m/s strikes a 4.1 kg block of wood sitting at the edge of a table. The bullet is lodged into the wood. If the table height is 1.2 m, how far from the table does the block hit the floor.
A conducting rod whose length is ? = 1.60 m is placed on frictionless U-shaped metal rails that is connected to a lightbulb having a resistance of 4.00, At what rate is energy dissipated in the lightbulb
An ideal monatomic gas is contained in a vessel of constant volume 0.340 m3. The initial temperature and pressure of the gas are 300 K and 5.00 atm, Find the specific heat of the gas
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A football is punted straight up into the air; it hits the ground 5.2 s later. With what speed did it leave the kicker's foot
The field has a magnitude of 0.5 T and is oriented in the +z direction. The particle is deflected in the -y direction and traces out of a fragment of a circle of radius 0.1m. what is the charge to mass ratio
You're burning calories by weight lifting. You lift a 65kg barbell and 1.8m and repeat 15 times. How much energy in Cal do you expend
A 200 kg object and a 500 kg object are separated by 1.2 m. A 150 kg object is placed half way between the two objects, What is the gravitational potential energy of the three masses
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