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A block of mass m = 300 g is released from rest and slides down a frictionless track of height h = 70.6 cm. At the bottom of the track the block slides freely along a horizontal table until it hits a spring attached to a heavy, immovable wall. The spring compressed by 2.81 cm at the maximum compression. What is the value of the spring constant k?
The motion of a particle is given by x= Asin^3(wt). What is the expression for the particle's velocity
A glider of mass 1.00 kg is allowed to oscillate under the influence of a spring of spring constant 25.6 N/m while on a frictionless, horizontal air track. At t = 0 s glider is released from rest at x = 5.00 cm. (At equilibrium, the glider is at x = ..
a light spring whose unstretched length is 2.0 cm. You're going to use this spring to measure charge. First, you attach one end of the spring to the ceiling, What is the charge on the ball
Find out the maximum height reached by the rocket.
An argon-ion laser produces a cylindrical beam of light whose average power is 0.662 W. How much energy is contained in a 1.88-m length of the beam
An aerosol can of whipped cream is pressurized at 440kPa when it's refrigerated at 3 C. The can warns against temperature in excess of 50 C. What is the safest pressure for the can .
Yoy are presented with a coaxial cable of length L. The inner core has a uniform charge distrubution throughout its radius, Find the Electrostatic Potential in all radial regions
An electron traveling horizontally to the right enters a region where a uniform electric field is directed downward. What is the direction of the electric force exerted on the electron once it enters the electric field? A. to the left B. to the ri..
You are in the neighborhood of a star (radius of 700,000 kilometers) which has emitted so many protons ("solar wind") during its life, What power must the engines of the probe use in order to maintain the orbit
For a 120-V rms 60-Hz voltage, an rms current of 70 mA passing through the human body for 1.0?s could be lethal. What must be the impedance of the body for this to occur
Shooter shoots a bullet horizontally and has muzzle velocity of 460m/s and goes 45.7m. How can you do this with the range equation
A daredevil is shot out of a cannon at 43 degrees to the horizontal with an initial seed of 25m/s. A net is positioned at a horizontal distance of of 50m from the cannon from which it is shot. At what height above cannon should the net be placed i..
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