Find hill-s incline angle if weight of boulder is given
The machine should extert 200 lbs force to prevent the boulder from rolling down the hill. a. If boulder weighs 500 lbs, find hill's incline angle? b. If boulder weighs 1000 lbs, find hill's incline angle?
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Suppose an asteroid's moon is 1.3 km wide, and that its center is 100 km from the center of the asteroid, that is 55 km long. The moon's orbit is circular having a period of 20 h. The volume of asteroid is around 14,100 km3. Determine the density
If elliptical pattern of the whispering gallery is 92 feet long by 58 feet wide, how far from whisperer at 1 focus is listener at other focus?
Determine the magnitude of the electric field at the point (7.80 i - 3.40 j + 6.00 k) m when the electric potential is given by V = 4.10xyz2, where V is in volts and x, y, and z are in meters?
Is the gravitational force applied on the Moon by the Earth and the Sun greater throughout a solar eclipse or a lunar eclipse? Explain why? Compute the two forces.
For a spacecraft going directly from the Earth to Moon, beyond what point will lunar gravity start to dominate? Are the astronauts onboard the spacecraft truly weightless? Explain why or Why not?
When there are spheres of 3.0 kg spread out in 4 corners of a square having 1 meter sides. Determine the total force on any one of the masses?
When you weigh 980 kg on Earth, determine what would you weigh on Jupiter if it had a solid surface? Determine the gravitational acceleration on Jupiter?
(i) Determine the length of the rod? (ii) Determine the maximum kinetic energy of the rod as it swings?
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