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A block with a mass m1=60 kilogram sitting on a frictionless table is connected to a suspended mass m2=2.0 kilogram by a light string passing over a frictionless pulley. Using energy considerations, calculate the speed of which mass m2 hits the floor after descending 0.75 meter.
The greatest ocean depths on earth are found in the Marianas Trench near the Philippines, where the depth of the bottom of the trench is about 11.0 km. Calculate the pressure due to the ocean at a depth of 9.5 km
A series RLC circuit has R=18kohm, C=14microF and L=0.2H. What is the value of the impedance at this frequency
The longest stuffed toy ever manufactured is a 420 meter snakemade by Norwegian children. What would be the projectile's initial speed
The electric potential at a certain distance from a point charge can be represented by V, What is the value of the electric potential
The sun emits electromagnetic radiation that hits the Earth. the maximum wavelength that the sun emits is at =545NM. AT THIS wavelength, the intensity of light from the sun that strikes the Earth is I= 650 W/m2
calculate the distance traveled by a falling ball at any time t before the terminal velocity is established. stokess
Water moves from a tank into a tapered outlet 6.0m below the watersurface. Determine the velocity of the water after it leaves the 2.0cmoutlet. Determine the volume and mass rate of flow of the water.
An arrow has a velocity of 45.0 m/s when it reaches a straw target. estimate its average acceleration while coming to rest
The electric motor of a model train accelerates the train from rest to 0.720 m/s in 27.0 ms. Find the average power delivered to the train during its acceleration
A block of mass m1 = 1.75 kg and a block of mass m2 = 5.75 kg are connected by a massless string over a pulley in the shape of a solid disk having radius R = 0.250 m and mass M = 10.0 kg. Determine the acceleration of the two blocks
a man is on a roof of height 50m and hurls a water balloon with a velocity of 15ms at an angle of 30 above the
A nail gun fires a nail into a piece of wood. The nail is going a velocity of 9.0 m/s right before entering the wood. From entering the wood, how long does it take the nail to come to a stop
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