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A 2.0 gram bullet leaves the barrel of a gun at a speed of 325 m/s.
Calculate its kinetic energy.
Calculate the average force exerted by the expanding gases on the bullet as it moves the length of the 41 cm long barrel.
A 300-m-wide river flows due east at a uniform speed of 4.4 m/s. A boat with a speed of 7.6 m/s relative to the water leaves the south bank pointed in a direction 25o west of north. How long does it take for the boat to cross the river
A 2 kg mass dropped 2.0 m above a spring with a spring constant of 40.0 N/m. How much does the spring compress
A uniform electric field exists in the region between twooppositely charge plane parrallel plates. What are the steps to find magnitude of electric field
The flywheel of a gasoline engine is required to give up 510J of kinetic energy while its angular velocity decreases from 630rev/min to 480rev/min, What moment of inertia is required
An electric trimmer blade has rotational inertia 1.85×10^-4 kg*m^2. How much work was done to accelerate the blade
The aorta is a major artery, rising upward from the left ventricle of the heart and curving down to carry blood to the abdomen and lower half of the body. The curved artery can be approximated as a semicircular arch whose dameter is 5.0 cm.
Three 45 ohm lightbulbs and three 75 ohm lightbulbs are connected in series. what is the total resistance of the circuit
A 1625 kg car, having run out of gas, is at rest on a level surface. If the person applies a force of 765 kg m/s^2 for 8 seconds, how much work did he do on the car
A square loop 15 cm on a side in the xy plane. Its resistance is 0.55 ohms. determine the direction of the induced current in the loop
Two point charges, +5.0 µC and ?3.0 µC, are separated by 4.0 m. What is the electric potential energy?
question an emf of 10 v is connected to a series rc circuit consisting of a resistor of 2.0 x 106nbspomega and a
The location of a particle is measured with an uncer- tainty of 0.11 nm. What is the minimum uncertainty in the velocity measurement
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