When driven by a 124 Hz vibrator, a string has transverse waves of 26 cm wavelength travelling along it.
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three point charges lie along the x axis as shown in the fig
three point charges lie along the x axis as shown in the figure (no figure was given). the positive charge q1=15 mc is at x=2 m, the positive charge q2 =6 mc is at the origin, and the resultant force acting on q3 is 0.
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A box is on the ramp of a parked moving-truck that forms an
A box is on the ramp of a parked moving-truck that forms an angle = 33 degrees with the horizontal. You are currently pushing horizontally (relative to Earth) on the box with a force Fyb=479 N to keep it from sliding down. The mass of
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An AC power source has an rms voltage of 2.30 ✕ 10 2 V and
An AC power source has an rms voltage of 2.30 ✕ 10 2 V and operates at a frequency of 50 Hz. If a series RLC circuit is made from the power source, a 0.820 μF capacitor, a 11.0 H inductor and a 1.70 ✕
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When using a double slit with light of wavelength 550 nm, it
When using a double slit with light of wavelength 550 nm, it is observed that the 4-th order maximum of the interference pattern occurs at the positions of the first minimum in the diffraction pattern. If the width of the slits is 0.39 mm, what
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A thin, circular disk of radius 30.0 cm is oriented in the y
A thin, circular disk of radius 30.0 cm is oriented in the yz-plane with its center at the origin. The disk carries a total charge of +3.00 μC distributed uniformly over its surface. Calculate the magnitude of the electric field due to the disk at
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A 2kg box slides along a frictionless surface with a speed o
A 2kg box slides along a frictionless surface with a speed of 15m/s and approaches a horizontal spring with a spring constant of 2000N/m. If one end is fixed, a) How far will the spring compress in stopping the box? b) How far will the
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he drawing shows a square, each side of which has a length o
he drawing shows a square, each side of which has a length of L = 0.250 m. Two different positive charges q1 and q2 are fixed at the corners of the square. Find the electric potential energy of a third charge q3 = -3.00 x
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a) How much power,( answer given in both watts and HP ), mus
a) How much power,( answer given in both watts and HP ), must you exert horizontally to drag a 25kg table, 10m across a brick floor in 30s at a constant speed if the coefficient of kinetic friction is 0.550 ? b) If the table
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A charge of +479 μC is fixed at the center of a square that
A charge of +479 μC is fixed at the center of a square that is 0.88 m on a side. How much work is done by the electric force as a charge of +4.1 μC is moved from one corner of the square to any
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