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A satellite would have a mass of 200 kg on the surface of the moon. Determine the weight of the satellite in pounds when it is in orbit 10,000 mi. above the surface of the earth.
A ball is tossed from an upper-story window of a building. The ball is given an initial velocity of 8.90 m/s at an angle of 23.0° below the horizontal. Find the height from which the ball was thrown
Find the critical angle for an optical fiber whose core has n value of 1.55 and whose cladding has n value of 1.20
The student sits on a pivoted stool while holding a weight ineach outstretched hand. The stool rotates about a verticalaxis through its center. Calculate the new angular speed of the system
in the cathode ray tube in an old television set, electrons are accelerated from rest with a constant acceleration of magnitude 7.31*10^13 m/s2 during the first 2.77cm of tube's length; find the speed of the electron when they hit the screen
if the mass of Mars is 0.107 times that of Earth, and its radius is 0.530 that of Earth, estimate the gravitational acceleration g at the surface of Mars
A 6 m board of mass 7 kg is hinged at one end, with a 60 kg block nesting on the board 245 cm from the hings. A force ~F is applied vertically at the other end to lift of the board. Find the force exerted by the hinge
A pair of speakers separated by 0.7 m is driven by the same oscillator at a frequency of 674Hz. An observer, first positioned at one of the speakers, begins to walk along a line perpendicular to the line joining the speakers. (Assume the speed of ..
A monatomic ideal gas in a rigid container is heated from 222 K to 304 K by adding 8560 J of heat
A basketball is released from a height of 2.00 m above the floor and enters a basket that is 3.0 m above the floor. How far was the shooter from the basket
once upon a time a stunt man named evil knievel boasted that he would jump across the grand canyon on a motorcycle.
Suppose you could pack neutrons (mass = 1.67 × 10-27 kg) inside a small ball of radius 0.033 m in the same way as neutrons and protons are packed together in the nucleus of an atom. Approximately how many neutrons would fit inside the ball
The tip of a tuning fork goes through 480 complete vibrations in a time of 0.570s. Find the angular frequency. Find the period of the motion.
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