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A string oscillates according to the equation y´ = (0.175 cm) sin[(?/5.0 cm-1)x] cos[(22.6 ? s-1)t]. What are the
(a) amplitude and
(b) speed of the two waves (identical except for direction of travel) whose superposition gives this oscillation?
(c) What is the distance between nodes?
(d) What is the transverse speed of a particle of the string at the position x = 1.18 cm when t = 1.21 s? Give your answers in centimeter-based units.
A long thin rod lies along the x-axis. One end is at x=2.00 m and the other at x=4.00 m. Calculate mass of the rod
A cylindrical tube is closed at both ends by glass plates 10.0mm thick. if the inside length of the tube is 7.5 cm, what is the total optic path length between the outer surfaces
A standing wave is set up by reflecting radio waves from a large, flat metal dish. Where are the corresponding maxima in the magnetic field
The drawing shows three identical springs hanging from the ceiling. determine the weight of the block hanging from the third spring
A hoop and a disk, both of 0.46- m radius and 3.0- kg mass, are released from the top of an inclined plane 3.2 m high and 7.0 m long. What is the speed of the hoop
a 100v dc battery, a resistor and a capacitor are connected in series. The capacitor is initially uncharged. estimate the capacitance of the capacitor
The motion of a particle is given by x= Asin^3(wt). What is the expression for the particle's velocity
Two large, parallel, conducting plates are 26cm apart and have charges of equal magnitude and opposite sign on their facing surfaces. An electrostatic force of 2.8 x10-15 N acts on an electron placed anywhere between two plates.
Your dog is running around the grass in your back yard. He undergoes successive displacements 3.37 m south, 8.45 m northeast, and 13.3 m west. What is the resultant displacement?
A proton initially at rest is accelerated by a uniform electric field. Find the voltage drop through which the proton moves
What are the volume and linear charge densities.
The secondary coil of a step-up transformer provides the voltage that operates an electrostatic air filter, Find the power consumed by the air filter
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