Astronomical telescope having a objective lens
An astronomical telescope has an objective lens with a focal length of 102 cm and an eyepiece with a focal length of 18cm. When used to view and object that is far far away, such as a star, what is its angular magnification?
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About the origin, what are (a) the particle's angular momentum, (b) the torque acting on the particle, and (c) the rate at which the angular momentum is changing?
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You observe that at one instant the box is sliding to the right at 1.75 m/s and that it stops in 2.25 s with uniform acceleration. The force that friction exerts on this box is closest to?
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