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You are told that the linear "drag coefficient" due to air resistance for a particular object is 0.32 N · s/m and the object has a mass of 0.0020 kg. Find the magnitude of the terminal velocity of this object when dropped from rest.
A baseball (m = 148 g) approaches a bat horizontally at a speed of 41.5 m/s (93 mi/h) and is hit straight back at a speed of 45.9 m/s (103 mi/h).
The satellite has an orbital period around the Earth that is the similar as that of the Moon, 27.3 days. How far away from the Earth must this satellite be placed.
When you submerge a 1 kg gold statue into the water and measure the volume of displaced water, show that, for pure gold, the volume of water displaced will be 51.8 cm^3.
suppose you have a heat engine operating between 230 C and 100.0 c. it achieves 20.0% of the maximum possible efficiency(carnot Efficiency). what energy input will enable the engine to perform 12.0 kJ of work?
A 70.0 kg construction worker stands at the far end of the beam. What is the magnitude of the torque about the point where beam is bolted into place.
Calculate the mass of the sun from the radius of the earth's orbit (1.50×1011 m), the earth's period in its orbit, and the gravitational constant G, What is the density of the sun
Two 14.0cm -diameter electrodes 0.50cm apart form a parallel-plate capacitor, What is the potential difference between the electrodes after insulating handles are used to pull the electrodes away from each other until they are 1.9cm apart
If the skier is moving at 13 m/s at the bottom of the trail, calculate the total work done by friction and air resistance during the run
A 3.0 syringe has an inner diameter of 5.0, a needle inner diameter of 0.28, and the plunger pad diameter (where you place your finger) of 1.20.
What will be the y-coordinate of the proton.
A billiard ball strikes and rebounds from the cushion of a pool table perpendicularly. The mass of the ball is 0.16 kg. The ball approaches the cushion with a velocity of +1.6 m/s and rebounds with a velocity of ?1.2 m/s
what is the rate of heat transfer from the plate to the air? If the free stream velocity if the air is doubled and the pressure are increased to 10 atm, what is the rate of heat transfer.
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