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A 0.1 H inductor, 100 Ω resistor and 0.01 mF capacitor are connected in series to a 36 Volt AC generator. Determine current produced by the generator at a frequency of 100 Hertz. Obtain reactance of the inductor and capacitor at resonance frequency.
the helicopter in the drawing is moving horizontally to the right at a constant velocity. the weight of the helicopter
The maximum possible efficiency of a heat engine which exhaust its heat at a temperature of 42.0o is 44.0 percent. What is the minimum value of the temperature
A 1200 kg car coasts in neutral down a 2.0° hill. The car attains a terminal speed of 23.0 m/s. How much power must the engine deliver to drive the car on a level road at 23.0 m/s
Many communications satellites orbit the earth in geostationary orbits. (They appear to remain in the same positions in the sky for observers on the earth's surface.) If such a satellite orbits at a height of 40,000 km, estimation the time delay in a..
Two blocks of mass mA and mB, resting on africtionless table, are connected by a stretched spring and thenreleased. (a) Is there a net external force on the system? (b) Determine the ratio of their speeds, vA/vB.
The displacement vectors 38.5 cm at 15.0° and 23.0 cm at 62.0° both start from the origin and form two sides of a parallelogram. Find the area of the parallelogram
A uniform magnetic field is perpendicular to the plane of a single-turn circular coil. What emf and current are induced in the square coil
a conductor anchored to the ground receives electrons that arc to it from a van de graaff generator. if the conductor
when a parachute opens the air exerts a large drag force on it. this upward force is initially greater than the weight
A collision between two protons produces three new particles: p + p --->p + + + 0 + 0. The rest energies of the new particles are + (139.6 MeV), 0 (1116 MeV), 0 (497.7 MeV). Note that one proton disappears during the reaction. How much of the protons..
A car is traveling at a speed of 38.0 m/s on an interstate highway where the speed limit is 75.0 mi/hr. Is the driver exceeding the speed limit
liquid helium has a temperature of only 4.24 k and is in equilibrium with its vapor at atmospheric pressure. calculate
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