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Lens L1 has a focal length of 15.o cm and is located afixed distance in front of the film plane of a camera. Lens L2 has a focal length of 13.0 cm, and its distance dfrom the film plane can be varied from 5.00 cm to 10.0 cm. Determine the range of distances for which objects can be focused on the film.
Determine the magnitude of the force between two point charges, Q1 = -2e located at (-3.60 cm, +4.10 cm) and Q2 = -8e located at (-0.60 cm, -8.60 cm). Continue working the problem above by calculating the direction of the force that Q1 exerts on Q..
An archer pulls her bowstring back 0.420 m by exerting a force that increases uniformly from zero to 220 N. How much work is done in pulling the bow
A golfer hits a shot to a green that is elevated 3.30 m above the point where the ball is struck. find the speed of the ball just before it lands
Find the tension in each of the two ropes supporting a hammock if the first one is at an angle of 13.5° above the horizontal and the second is at anangle of 35.4° above the horizontal. The person sleeping in the hammock (unconcerned abouttensions ..
A slit of width 2.0 ?m is used in a single slit experiment with light of wavelength 650 nm. If the intensity at the central maximum is Io, what is the intensity 10° from the center?
Two balls hit in an elastic collision. Both balls initially have the same speed but opposite directions (before the collision), What is the velocity of both balls after they collide
questiona holographic transmission grating imposes phase modulation of pi2sin 2pixd on incident plane wave beam where
A petite young woman distributes her 550{\rm N} weight equally over the heels of her high-heeled shoes. Each heel has an area of 0.650{\rm cm^2}. What pressure is exerted on the floor by each heel
A cylinder is rolling along the ground without the slipping at 7m/s. It comes to a hill and begins going up. Assuming no losses to friction, how high vertically would it go before it stops.
A bullet of mass m= 3.60×10-2kg is fired along an incline and imbeds itself quickly into a block of wood of mass M= 1.30kg. Calculate the speed of the bullet just before it hits the wood
a ocean waves move toward the beach with a speed of 8.90 ms and a crest-to-crest separatiion of 15.0 m. you are in a
A-3.18. A B-2A is flying at 43,000 ft in standard day conditions at 400 KTAS. The mean chord length is 39.6 ft. Find the overall or total Reynolds number for the aircraft
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