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A mass-spring system oscillates on a horizontal frictionless surface with an amplitude of 3.24 cm.
a) If the spring constant is 234 N/m and the mass is 0.580 kg, determine the mechanical energy of the system.
b) Determine the maximum speed of the mass.
c) Determine the maximum acceleration.
The membrane that surrounds a certain type of living cell has a surface area of 4.5 x 10-9 m2 and a thickness of 1.1 x 10-8 m, how many such ions are present on the outer surface
A 569-?F capacitor is discharged through a resistor, whereby its potential difference decreases from its initial value of 88.5 V to 13.3 V in 4.57 s
An aluminum wire having a cross-sectional area equal to 5.10 10-6 m2 carries a current of 3.50 A. Find the drift speed of the electrons in the wire
A capacitor is made from two 1.0 cm diameter coins separated by a 0.14 mm thick piece of paper (K = 3.7). How much charge is on each coin
suppose a uniformly charged ring in the xy plane, centered at the origin. The ring has radius a and positive charge q distributed evenly along its circumference.
A refrigerator uses 40.0 J of work to extract 90.0 J from a heat reservoir at 0.00°C. What is the coefficient of performance for the refrigerator
A cannon fires a cannonball from the top of a wall at a speed of 23.49 m/s and an angle of 30.95 degrees from the horizontal. What is the horizontal distance from the wall where the fired cannonball hits the ground
a 1.60 m length of wire is held in an east-west direction and moves horizontally to the north with a speed of 14.5 ms.
A rectangular block of copper has sides of length 5 cm, 21 cm, and 38 cm. what are the currents that the block can carry
On dry land, an athlete weighs 63.7kg . The same athlete, when submerged in a swimming pool and hanging from a scale, Determine the athlete's percent body fat
An alpha particle (the nucleus of a helium atom formed by 2 protons and 2 neutrons with charge q = +2(1.6 x 10-19 C), Calculate the acceleration of the alpha particle
in a single slit experiment, the distance between two dark fringes of the second order is 10 cm on a screen which is 1.5 m away. find the width of the slit
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