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A particular spring stretches 20 cm when a 500g mass is hung from it. Suppose a 2.0kg mass is attached to the string and it is displaced 40 cm from equilibrium position and released. Find the speed of the mass when x = 10 cm.
The volume flow rate in an artery supplying the brain is 3.20 10-6 m3/s. If the radius of the artery is 6.00 10-3 m, determine the average blood speed
After a tornado, a 0.60 g straw was found embedded 2.5 cm intothe trunk of a tree. what was the speed of the straw when it hit the tree
An unstable particle at rest breaks up into two fragments of unequal mass. The mass of the lighter fragment is 2.30 10-28 kg, what is the speed of the heavier fragment
A 50-kg disk is fired along the positive x axis with a speed of 9 m/s toward a 57-kg disk that is initially at rest. estimate the speed of the 50-kg disk after the collision
Two identical point charges are fixed to diagonally oppositecorners of a square that is 0.500 m on a side. Each charge is +3.0x 10-6C. How much work is done by the electric force as one of the charges moves to an empty corner?
A 0.25 m long and 0.25 mwide loop is moved at a constant velocity of 0.67 m/s into aperpendicular constant magnetic field of 0.91 T. Calculate the magnitude of the induced voltage in the loop
A monoenergetic beam of electrons is incident on a single slit of width 0.95 nm. A diffraction pattern is formed on a screen 24 cm from the slit. what is the energy of the incident electrons
a 28Kg rock approaches the foot of a hill with a speed of 15 m/s.This hill slopes upward at a constant angle of 40degrees above the horizontal. use energy conservation to find the maximum height the rock will reach
A hydrogen atom in the n=2 state absorbs a photon with wavelength 656 nm. Find the orbiting electron's kinetic energy
a narrow charged solid cylinder that is coaxial with a larger charged cylindrical shell. Both are nonconducting, What is the linear charge density of the shell
A 1.00 V potential difference is maintained across a 9.0 resistor for a period of 14.0 s, What total charge passes through the wire in this time interval
A 16 g bullet strikes and becomes embedded in a 1.10 kg block of wood placed on a horizontal surface just in front of the gun. what was the muzzle speed of the bullet
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