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Explain Newton's 2nd Law of Motion in terms of impulse and momentum. Compare your understanding to Newton's 2nd Law of Motion for Rotation in terms of angular impulse and angular momentum.
a coal-fired electric power plant has an overall efficiency of 35 and an output of 1997 megawatts. how many terajoules
1. When one marble hit the end of the line of marbles, how many shot off the other end? Describe the momentum of the set of marbles before and after the collision (assume elastic collisions). 2. How did the speed of the marble that comes off the end ..
A power company transmits current through a 240,000-V transmission line. This voltage is stepped down at an area substation to 40,000 V by a transformer that has 900 turns on the primary coil. How many turns are on the secondary of the transformer..
A hill is 100m long and makes an angle of 12 degrees with the horizontal. As a 50 kg jogger runs up the hill, how much work does gravity do on the jogger
A wire is formed into a circle having a diameter of 10.0 cm and placed in a uniform magnetic field of 2.50 mT. The wire carries a current of 5.00 A. Find the maximum torque on the wire.
a dab of mud mass 0.1 kg and sitting 0.25 m from the center flies off a horizontal spinning wheel when the wheel takes
A particle of mass 7.7 × 10-8 kg and charge +8.0 ?C is traveling due east. It enters perpendicularly a magnetic field whose magnitude is 3.2 T, How much time does the particle spend in the magnetic field
An air-filled parallel-plate capacitor has a capacitance of1pF. The plate separation is then doubled and na waxdielectric is inserted, completely filling the space between theplates. As a result, the capacitance becomes 2 pF. Findthe dielectric const..
calculate the final pressure of a sample of water vapour that expands reversibly and adiabatically from 87.3 Torr and 500 cm^3 to a final volume of 3.0dm^3.Take gamma=1.3
An inductor has inductance of 0.340 H and carries a current that is decreasing at a uniform rate of 22.0 mA/s. Determine the self-induced emf in this inductor
The diameter of the hole is 2.55 cm with 0.01 cm of uncertainty. What is the final volume of the cube and its uncertainty?
A car travels due east with a speed of 50.0 km/h. Raindrops are falling at a constant speed vertically with respect to the Earth. Find the velocity of the rain with respect to the Earth
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