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A +5.8 µC charge is placed at the origin and a -3.9 µC charge is placed at x = 25 cm. At what coordinates can a third charge be placed so that it experiences no net force?
A loudspeaker is generating sound in a room. At a certain point, the sound waves coming directly from the speaker, What is the total intensity level
A rectangular loop of wire carrying a 4.0-A current is placed in a magnetic field of 0.60 T. What is the area of this loop
Monochromatic light ( = 630 nm) strikes a pair of slits at normal incidence, forming a double-slit interference pattern on a screen located 1.20 m from the slits. It shows the interference pattern observed on the screen. What is the slit separatio..
A simple harmonic oscillator is undergoing oscillations with an amplitude A. How far is it from its equilibrium position when the kinetic and potential energies are equal?
A speedboat moving at 30 m/s approaches a no-wake buoy marker 100 m ahead. The pilot slows the boat with a constant acceleration of negative 3.5 m/s^2 by reducing the throttle. How long does it take boat to reach the buoy.
In a RLC circuit, the rms current is 7.00 A, the maximum voltage 230. V and the current lags behind the voltage by 53.0 degrees. Find the average power dissipated in the circuit
Two slits are separated by .1 mm. Planar light incident on them produces a diffraction pattern on a board 1.35 m away, estimate the wavelength of light
(1) A circular wheel has a radius R = 0.45 + or - 0.02 m. The wheel is observed to be rotating uniformly with period T = 2.00 +or- 0.05 s. (i) Compute the frequency with which the wheel spins (ii) Compute the angular speed of the wheel. (iii) Comp..
Blocks with masses of 2.0 kg , 3kg , and 6.0 kg are lined up in a row on a frictionless table. All three are pushed forward by a 53 N force applied to the 2kg block.
A free floating piston cylinder device that contains 1 kg of a 25% quality saturated mixture of water at 150C, Determine the initial and final pressure, the total energy of electrical work added to the water
In 1911, Ernest Rutherford and his assistants Geiger and Marsden conducted an experiment in which they scattered alpha particles, What is the smallest distance between the alpha particle and the nucleus before the alpha particle reverses direction
a ball of mass 1.00kg moves due east at 3.00 m/s. a ball of mass 2.00 kg moves due south at 2.00 m/s. they collide at the origin. what is the final velocity of the other ball
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