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A flexible chain of weight w hangs between 2 points A and B at the same level. the inclination of chain with horizontal at two points of support is theeta. what is tension in chain at mid point?
A uniform solid disk of radius 1.60 m and mass 2.30 kg rolls without slipping to the bottom of an inclined plane. what is the height of the inclined plane
Obler's paradox presented the contrary facts that the universe had to be infinite and uniform in order to be stable and if the universe was infinite the night sky should be as bright the surface of the stars. How was the paradox resolved?
A particle executes linear harmonic motion in one dimension with a frequency of 0.25 Hz about the point x=0. Determine an equation of motion for this oscillator
A camera lens used for taking close-up photographs has a focal length of 23.5 mm. The farthest it can be placed from the film is 33.5 mm. What is the closest object that can be photographed
ball A is dropped (starting at rest) from the top of a buildingof heighth at the sameinstant that ball B is thrown vertically upward from the ground. At what height does the collision occur
A uniform electric field of magnitude 226 V/m is directed in the negative y direction. Through what potential difference did the charge move
At t = 0, an automobile traveling north begins to make a turn. It follows one-quarter of the arc of a circle of radius 10.3 m until, at t = 1.30 s, Find the change in its velocity during the turn
Three light bulbs each with a resistance of 50W, are connected in series to a 100 V power supply. What is the current flowing through the third light bulb.
A small ball rolls horizontally off the edge of a tabletop of height h, How long is the ball in the air and What is its speed at the instant it leaves the table
In a large steam engine, a horizontal rod is attached to a flywheel by means of a frictionless pivot 95 cm from the wheel's axis. what is the torque about the wheel's axis
A student at another university repeats the experiment you did in lab. Her target ball is 0.860 m above the floor when it is in the target holder, What is the kinetic energy (in joules) of the target ball just after it is struck
A spherical aluminum ball of mass 1.55 kg contains an empty spherical cavity that is concentric with the ball. The ball just barely floats in water. Calculate the outer radius of the ball
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