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Question: A horizontal spring attached to a wall has a force constant of850 N/m. A block of mass 1.00-kg is attached to the spring andoscillates freely on a horizontal, frictionless surface as inFigure. The initial goal of this problem is to find the velocity atthe equilibrium point after the block is released.
(a) What objectsconstitute the system, and through what forces do they interact?
(b) What are the two points of interest?
(c) Find the energy storedin the spring when the mass is stretched 6.00 cm from equilibriumand again when the mass passes through equilibrium after beingreleased from the rest.
(d) Write the conservation of energyequation for this situation and solve it for the speed of the massas it passes equilibrium. Substitute to obtain a numerical value.
(e) What is the speed at the halfway point? Why isn't halfthe speed at equilibrium?
A distortion-less line operating at 120 MHz has and Determine How far will a voltage wave travel before it is reduced to 20% of its initial magnitude?
A steam power plant has, at the turbine entrance, saturated vapor with a pressure of 40 bar. The turbine exit is at 50 degrees C. The pump entrance is at 50 degrees C as well, and its exit is saturated liquid at 40 bar. The pump and turbine are is..
Suppose a rocket ship in deep space moves with constant acceleration equal to 9.80 m/s2, which gives the illusion of normal gravity during the flight.
The Georges Hotel
the escape speed starting from the surface of the earth is 11.2 km/s(neglecting any effects of the earth's orbital motion, what would be the escape speed from that planet
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A 300-kg load is hung on a wire of length 5.00 m, cross-sectional area 0.200 × 10-4 m2, and Young's modulus 8.00 × 1010 N/m2. What is increase in length of the wire
Compute diameter of a 5 meter long copper wire when its resistance is 0.01 Ohm
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There is a 15-kg block of ice that is cooled to -100( degrees Celsius ) and is then added to 8.00 kg of water in a 10-kg copper calirometer at a temperature of 25(degrees celsius). (specific heat of: water is 4186 J/kg(C), copper is 387 J /kg(C), ..
a proton accelerates from rest in a uniform electric field of 624 nc. at some later time its speed is 1.04 106 ms.a
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