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A person with a mass of 50 kg is holding on to a rope of 15 kg which is attached to the ceiling. Note that the person is in midair. Draw a free body diagram of the person and the rope. Clearly draw an arrow between each "third law pair." Using these third law pairs, what is the net force on the ceiling?
When rolling a ball down an inclined plane, the ball rolls 1 cubit in ten seconds. How far will the ball have rolled from its starting point after 20 seconds
A space probe which is a distance of 1.6×1010 m from a star measures the total intensity of electromagnetic radiation from the star to be 5700 W/m^2. what is its total average power output
The pressure on a 1 L-sample of water is increased from 1 atm to 200 atm, reducing its volume by 1%. Draw the pressure-versus-volume graph for this process
A typical car weighs about 3500 lb. what is the approximate edge size of the square area with which each tire contacts the ground
You slide a box of books at constant speed up a 30 degree ramp, applying a force of 170N directed up the slope. What is the mass of the box
Find the minimum aperture diameter of a camera that can resolve detail on the ground the size of a person (1.5m ) from an SR-71
A 7.01- g bullet is moving at 563.00 m/s as it leaves the 0.58- m-long barrel of a rifle. What is the average force on the bullet as it moves down the barrel
At a rock concert, a dB meter registered 130 dB when placed at a2.8 m in front of a loudspeaker on the stage. (a) what was thepower output of the speaker assuming uniform spherical ofthe sound and neglecting absorption in the air?(b) how far awaywoul..
what is the difference in blood pressure (mm-Hg) between the top of the head and bottom of the feet of a 1.84m tall person standing vertically
Two particles with masses 2m and 5m are moving toward each other along the x axis with the same initial speed, Find the final speeds of the two particles after the collision
The period of a pendulum is 0.223 s on Earth. The period of the same pendulum is found to be 0.453 s on planet X, whose mass is equal to that of Earth.
the membrane that surrounds a certain type of living cell has a surface area of 5.1 x 10-9 m2 and a thickness of 1.9 x
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