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a satellite has a moment of inertia of I=8000 kgm^2 and rotates at 3 rev per min. it deploys solar panels which result in increasing the moment of inertia to 9500 kgm^2 what will be the rate of rotation after the panels has been deployed?
A simple magnifier of refractive power 15.0 D is used to observe a beetle on a student's desk. where is the image formed relative to the lens
The runner turns around and runs in the -x direction at the same speed. Now what is the kinetic energy of the runner
A spring-loaded toy gun is used to shoot a ball of mass straight up in the air, Find v_m the muzzle velocity of the ball
Acceleration on the moon is g/6. If an astronaut hit a golf ball with a speed and launch angle that would result in a 120m horizontal range on earth, how far would it go
A 1400 kg car traveling in the positive direction takes 15.0 seconds to slow from 25.0 meters per second to 12.0 meters per second
An Atwood machine consists of two masses, = 6.5 and = 8.5 , linked by a cord that passes over a pulley free to rotate about a fixed axis. The pulley is a solid cylinder of radius = 0.40 and mass 0.80 .
A satellite in a circular orbit around the earth with a radius 1.021 times the mean radius of the earth is hit by an incoming meteorite. Calculate the amount of that work converted to heat
Communications satellites are placed in a circular orbit where they stay directly over a fixed point on the equator as the earth rotates. find the speed of a satellite in geosynchronous orbit
Suppose a bat uses sound echoes to locate its insect prey, 3.00 m away. What is the percent uncertainty does this cause for the bat in locating the insect
If the Earth were to suddenly stop revolving around the Sun the gravitational force that the Sun exerts on the Earth would cause the Earth to "fall" directly into the Sun
q1. ricardo walks 22.0 in a direction 50.0 west of north. jane walks 20.0 in a direction 30.0 south of west. they after
The four strings pass over the bridge of a violin, as shown below. The strings make and angle of 72.0° with the normal to the plane of the instrument on either side of the bridge. determine the force pulling the segment back to its equilibrium posi..
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