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Question: Two particles are fixed to an x axis: particle 1 of charge -5.68 × 10-7 C is at the origin and particle 2 of charge +5.68 × 10-7 C is at x2 = 18.2 cm. Midway between the particles,
Question 1: What is the magnitude of the net electric field?
Please help for the above question, completely confused!! Show each steps if possible, Thanks.
Why is it better for some purposes to use a medium size telescope on a mountain instead of a telescope in space?
An uncharged capacitor and a resistor are connected in series to a source of EMF. If ? = 4.38 V, C = 20.1 ?F, and R = 111 ?, Calculate the maximum charge on the capacitor
If the tension in a guitar string is increased by 20%, by what percentage does the wave speed increase? Harmonic waves are produced by a source that isoscillating in SHM. Which one of the following statements is correct concerning harmonic waves?
A possible means for making an airplane invisible to radar is to coat the plane with an antireflective polymer. If radar waves have a wavelength of 2.80 cm and the index of refraction of the polymer is n = 1.30, how thick would you build the coating?
An alpha particle (charge +2e) moves with velocity v = 5.0i - 3.0j in a magnetic field B = -4.0i + 2.5j, What is the magnetic force on the alpha particle
Consider a pipe of length 80.0 open at both ends. What is the lowest frequency of the sound wave produced when you blow into the pipe? A hole is now drilled through the side of the pipe and air is blown again into the pipe through the same opening...
A 1328 kilogram car moving at 19.1 meter per second in the +x direction hits from behind a second car moving at 13 meter per second in the same direction. obtain the velocity of the first car after this sudden collision
a 15 g rubber bullet hits a wall with a speed of 150 m/s. What force did the wall apply to the bullet
A force vector has a magnitude of 589 newtons and points at an angle 43o of below the positive x axis. What are (a) the x scalar component and (b) the y scalar component of the vector?
A car drives on a level circular track. The coefficient of friction between the tires and the track is 0.640. What is the radius of the track
A 2.0 kg object is attached to a horizontal spring of force constant k = 4.3 kN/m. The spring is stretched 10 cm from equilibrium and released. Discover its total energy. Discover the total energy of a 2.0 kg object oscillating on a horizontal spring..
A farsighted eye requires lenses with a power of 1.85 diopters to read comfortably from a book that is 25 cm from his eyes. What is his near point without the lenses
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