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Write an expression for the sinusoid in given Figure.
What are the phase angle and time shift of the waveform?
The specific heat of the feed solution is 3.77 J/g_OC, and the latent heat of vaporization of the solution may be taken equal to that of water. Radiation losses may be neglected.
Assume that the cost of liquid nitrogen is $0.30 per liter, and that electric energy costs $0.10 per kWA·h. What is the resistance of a normal wire that costs as much in wasted electric energy as the cost of liquid nitrogen for the superconductor?
calculate the force of gravity between the earth and the moon. moons mass=7.4x10^22 kg ; average earth moon distance =3.8x10^8 m. Express your answer to two significant figures and include appropriate units. F=G((m1m2)/d^2)
Sarah's twist angular momentum increases from 0 to 50 kg*m^2/s in 0.25 s as she initiates a twisting jump on the ice. How fast is Sarah's twist angular velocity at the end of the 0.25 s
The "Giant Swing" at a county fair consists of a vertical central shaft with a number of horizontal arms attached at its upper end, Find the time of one revolution of the swing if the cable supporting a seat makes an angle of 30.0? with the vertical
A circular wire loop 40 centimeter in diameter has100 ohm resistance and lies in a horizontal plane. Determine the loop current during this time
A 15-kg block rests on a level frictionless surface and its attached by a light string to a 5.0-kg hanging mass, What is the tension in the connecting string
A steel section of the Alaskan pipeline had a length of 67.6 m and a temperature of 16.1?C when it was installed. What is its change in length
A 0.425-kg soccer ball is kicked at an initial speed of 30.0 m/s at an angle of 44.0° to the horizontal. What is the kinetic energy of the soccer ball when it has reached the apex of its trajectory?
A 100kg block is sitting at rest on a horizontal table. what is the force the table exerts on the block
a 1.5 kg box moves back and forth on a horizontal frictionless surface between two different springs. by how much will the box compress the weaker spring
A student drops two metallic objects into a 32 g steel container holding 169 g of water at 29C. One object is a 486 g cube of copper that is initially at 58C, and the other is a chunk of aluminum that is initially at 6.9C. To the student’s surpris..
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