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How far from the lens must the film in a camera be, if the lens has a 5.9 cm focal length and is being used to photograph a flower 60 cm away?
an electron with kinetic energy 1.64 kev circles in a plane perpendicular to a uniform magnetic field. the orbit radius
A 4.9 kg block is initially at rest on a horizontal frictionlesssurface when a horizontal force in the positive direction ofan x axis is applied to the block. The force isgiven by (x) = (2.8- x2) N, where x is inmeters and the initial position of ..
A 2 kilogram stone is tied to a thin, light wire wrapped around the outer edge of the uniform 10 kilogram cylindrical pulley. Determine the acceleration of the stone, the tension in the wire, and the angular acceleration of the pulley
When a car's starter is in use, it draws a large current. The car'slights draw much less current. As a certain car is starting, thecurrent through the battery is 58.2 A and the potential difference across the battery terminals is8.82 V.
An elastic spring which has a cross-sectional area of 100m2. If the spring is pulled with a force of 150 Newton. Determine the tension experienced by the spring!
Suppose you wish to fabricate a uniform wire from 1.30 g of copper. The wire is to have a resistance of R = 0.420 ?and all the copper is to be used. What must be the length of this wire
The figure below shows a refracted light beam in oil making an angle of α = 24.0o with the normal line NN'. the index of refraction of the oil is 1.40. Determine the angle θ. answer in degree
A common problem inside orbiting space stations is monitoring astronauts weight, or better said mass. What is the mass of the astronaut
A car travels due east with a speed of 35.0 km/h. Raindrops are falling at a constant speed vertically with respect to the Earth. Find the velocity of the rain
Through a pipe 17.0 cm in diameter,water is pumped from the Colorado River up to Grand Canyon Village,located on the rim of the canyon. The river is at an elevation of564 m and the village is at an elevation of 2093 m.
What is the maximum angular momentum Lmax that an electron with principal quantum number n=5 can have? Compute the magnitude of the maximum orbital angular momentum Lmax for an electron in a hydrogen atom for states with a principal quantum number of..
A car starts from rest at a stop sign. It accelerates at 4.6m/s^2 for 7.0s , coasts for 2.3s , How far apart are the two stop signs
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