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A particle with a charge of 5nC has a distance of 0.5m away from a charge of 9.5nC. What is its electric potential energy?
Please can someone answer this with solutions? Thank you very much
Three positive point charges of 3.0 µC, 6.0 µC, and 2.0 µC, respectively, are arranged in a triangular pattern, as shown in the figure below. Find the magnitude and direction of the electric force acting on the 6.0 µC charge.
Two charges of +25 μC and +16 μC are 90 mm apart. A third charge of -60 μC is placed on a line joining the two charges, 30 mm from the +25 μC charge. Find the net force on the third charge.
A proton moves across a magnetic field in a circular path of radius 20 cm. If the flux
density of the field is known to be 0.30 T, find the speed of the proton.
what is the magnitude and direction of the electric field at .35m from a -6.5 x 10-8 C point charge
A high-speed electron having a mass of 9 x 10^ -31 kg is moving at right angle to 0.75-T magnetic field and has a speed of 2.5 x 10^7m/s. What is the size of the force acts on the high-speed electron? What is the magnitude of acceleration of the particle?
A small sphere of charge +6 x 10^-6C is suspended by a string of negligible mass. A charge of -9 x 10^-6 C is placed directly to the right of the sphere and 0.22m away from it. The string is deflected 5° from the vertical. Find the tension in the string.
What are the mole fractions of hydrochloric acid (HCI) and water in a 20% (w/w) aqeous HCl solution?
3. A small sphere of charge +6 x 10-⁶C is suspended by a string of negligible mass. A charge of -9 x 10^-6 C is placed directly to the right of the sphere and 0.22m away from it. The string is deflected 5° from the vertical. Find the tension in the string.
Which of the following activities would lead to the creation of magnetic fields?
a. Placing a proton in an environment where it is completely at rest
b. Placing the nucleus of an atom in an environment where it is
moving at constant velocity
c. Placing the nucleus of an atom in an environment where it has
zero acceleration and a zero velocity d. Placing a negative ion in an environment where it has a nonzero
acceleration that is constantly changing
e. Placing an electron in an environment where it is moving at 80 m/s around a circular path
