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A 99919 lb force is applied to a surface that measures 77 in long and 84 in wide. Find the pressure exerted on surface by force in both psi and Pa. 1 Pa =1.45×10-4 psi.
psi
Pa
question a spring has a spring constant of k 7.500nm. if the spring is displaced 0.5500 from its equilibrium position
The two stars in a certain binary star system move in circular orbits. The first star, Alpha, has an orbital speed of 36.0 Km/s. The second star, Beta, has an orbital speed of 12.0Km/s. What is the mass of the star Alpha
A space traveler moving at a speed of 0.56c by respect to the earth makes a trip to a distant star that is stationary relative to the earth. He measures the length of this trip to be 7.9light-years.
A 3440-kg spacecraft is in a circular orbit a distance1850 km above the surface of Mars. How much work must thespacecraft engines perform to move the spacecraft to a circularorbit that is 4360 km above the surface?
Two Particles A and B are moving towards each other. Particle A has mass of 50.0kg moving from the left side at 9m/s. Particle B has mass of 70.0 kg moving at 7m/s from the right. Inelastic collision takes place. Explain their motion quantitative aft..
The hydraulic cylinder is subjected to 3 forces. An 8kN force is exerted on cylinder at B that is parallel to the cylinder and points from B towards C. The link AC exerts the force at C that is parallel to the line from A to C. The link CD exerts ..
Suppose the sir track glider has a mass of 0.17 kg and the springconnected to it has a spring constant of 2.0 N/m. If the gliderwere pulled along the track until the spring was stretched a shortdistance and then released,
A solid cylinder of radius 'a' and mass M rolls without slipping down an inclined plane of angle α. Show that the acceleration is constant and equal to a = 2/3 g sin α.
In fair weather, over flat ground, there may be a downward electric field of 125 N/C. find the total charge on the Earth and the charge per unit area
explain the working of beat frequency oscillator with suitable
A 4-kg mass is connected by a light cord passing over a pulley to a 2-kg mass. The pulley rotates about a frictionless axle and has a mass of 3kg and radius .2-m. find the acceleartion of the two masses
A flat circular coil with 171 turns, a radius of 5.85E-2 m, and aresistance of 0.373 Ω is exposed to an external magnetic fieldthat is directed perpendicular to the plane of the coil.
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