What is the cost of using reistir for exactly sixteen hours
A resistor dissipates energy at a rate of 240 W when operating at 12 V. If the electrical energy costs 0.0090?kw *h, What is the cost of using the reistir for exactly 16 hours?
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If the applied force remains constant in magnitude, the displacement on the spring is maximum when the applied frequency (cycles per second) is about?
A 1200 kg car carrying four 75 kg people travels over a "washboard" dirt road with corrugations 3.8 m apart. The car bounces with maximum amplitude when its speed is 13 km/h. When the car stops, and the people get out, by how much does the car bod
The mass on the incline is now displaced from equilibrium, released, and oscillates. Calculate the period of oscillation. The acceleration due to gravity is 9.8 m/s2 .
A 23.0 kg gold bar at 25.0°C is placed in a large, insulated 0.800 kg glass container at 15.0°C with 2.00 kg of water at 25.0°C. Calculate the final equilibrium temperature.
A cardinal (Richmondena cardinalis) of mass 4.00×10-2 and a baseball of mass 0.143 have the same kinetic energy. What is the ratio of the cardinal's magnitude of momentum to the magnitude of the baseball's momentum?
Find (a) the total resistance of the circuit, (b) the total current flowing in the circuit, (c) the current flowing through the 120 ohm (R3) resistor.
The notes produced by a violin range in frequency from approximetly 196 hz to 2637 hz. find the maximim wavelength in air produced by this instrument when the speed of sound in air is 334 m/s. answer in units of m.
A horizotal beam of light enters a 45-90-45 prism at the center of its long side. The emerging ray moves in a direction that is 34 degrees below the horizontal. What is the index of refraction?
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