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The x -component of the velocity of an object vibrating along the x - axis obeys the equation vx(t)= (0.445 m/s) sin [(25.4rad/s)t + 0.223]. Find the maximum acceleration of the vibrating object?
An object with mass 3.5 is attached to a spring with spring stiffness constant 300 and is executing simple harmonic motion. Calculate the maximum velocity attained by the object
A solid cylindrical disk has a radius of 0.15 m. It is mounted to an axle that is perpendicular to the circular end of the disk at its center. What is the mass of the disk
A balloon filled with dyed water is placed in a pouch attached to the hose, which is then stretched through the width of the room. Assume that the stretching of the hose obeys Hooke's law with a spring constant of 53.0 N/m.
A 2,284-kg car is moving down a road with a slope (grade) of 13% at a constant speed of 11 m/s. What is the direction and magnitude of the frictional force
When a wavelength is 300nm, its stopping potential is 1.10V. When it is changed to 200nm, the stopping potential is 3.06V. What value does this experiment yield for Planck's constant
A capacitor is completely charged with 670 nC by a voltage source that had 275 V. It's capacitance is 2.44nF. What is the stored energy if the air gap is now 4 mm
You (mass 80 kg) and your friend (mass unknown) are in a rowboard (mass 60 kg) on a calm lake. What is your frriend's mass
question a electric wire with 3.85a current is placed in a magnetic field of strength .97 t. the .54m long wire makes
A light string is wrapped around a 0.160-kg hollow 0.080-m-radius hoop. The hoop is released from rest and the fee end of the string is held in place. What is tension in the string while the hoop falls
A hair dryer operate at 1800 watts along with a 240 watt power resistor connected in a series. Utilizing a 120 volt source, determine the current I and resistance R of the hair dryer
A 4.0mW laser beam has its electric field vertical. what's the power of the transmitted beam
the beam of neutral hydrogen atoms with a speed of 104 ms along the x-axis enters a 1m long region where there is an
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