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A spring is hung from a ceiling, and an object attached to its lower end stretches the spring by a distance of 5.00 cm from its unstretched position when the system is in equilibrium. If the spring constant is 48.2 N/m, determine the mass of the object.
A Young's double-slit experiment is performed using light that has a wavelength of 623 nm. Calculate the angle that locates the first-order bright fringes
An unstable atomic nucleus of mass 17 x10-27 kg initially at rest disintegrates into threeparticles. evaluate the velocity of the third particle
A performer, seated on a trapeze, is swinging back and forth with a period of 9.95 s. what will be the new period of the system
You have carefully prepared the wave function of an electron to be in the first energy eigenstate of an infinite potential well spanning a length a. Now you decide to release the electron from the prison by turning off the infinite potential barri..
A certain automobile engine delivers 2.39 104 W (32.0 hp) to its wheels when moving at a constant speed of 25.0 m/s ( 56 mi/h). What is the resistive force acting on the automobile
An object 3.4 mm tall is placed 25cm from the vertex of of a convex spherical mirror. how far is the image from the vertex of the mirror
A child operating a radio-controlled model car on a dock accidentally steers it off the edge. What is the car's speed at the instant it drives off the edge of the dock
The TGV, France's high-speed train, pulls out of the Lyons station and is accelerating uniformly to its cruising speed. find the acceleration of the train and the tension in the strap
the earth rotates on its axis once every 24 hours and circles the sun once every 364.25 days. using si units m kg s
The summit of a mountain 2450 m above a baseball camp is measured on a map to be 4 m horizontally from the base camp in a direction 32.4 west of the north. Illustrate what are the components of the displacement vector from the camp to the summit
A spherical asteroid has a radius of 545 km and a surface g of 3.0 m/s2. What is the mass of the asteroid, What is the potential energy of a 1 kg object on the surface
The first-order principal maximum produced by a grating is located at an angle of ? = 15.0 degrees. What is the angle for the third-order maximum
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