Particle A of charge 3.09 *10-4 C is at the origin, particle B of charge -5.40 *10-4 C is at (4.00 m, 0), and particle C of charge 1.01 *10-4 C is at (0, 3.00 m). We wish to find the net electric force on C. (a) What is the x component of the electric force exerted by A on C? (b) What is the y component of the force exerted by A on C?

The figure below shows three charged particles at the cormers of an equilateral triangle. Particle A has a charge of 1.65 uC; 8 has a charge of 5.70 pC; and C has a charge of 5.04 uC. Each side of the triangle is 0.500 m long. What are the magnitude and direction of the net electric force on A? (Enter the magnitude in N and the direction in degrees below the +-axis.) 0.500 m 60.0 magnitude direction below the +X-axis

Inside a radiation therapy device, an electron is in the presence of a uniform electric field with a magnitude of 275 N/C. (a) What is the magnitude of the acceleration of the electron (in m/s²)? m/s² (b) The electron is initially at rest. What is its speed (in m/s) after 8.50 × 10 m/s s?

Particle A of charge 3.00 X Yo-C is at the origin, par- ticle B of charge -6.00 X 10-4 C is at (4.00 m, 0), and particle C of charge 1.00 x 10-4C is at (0, 3.00 m). We wish to find the net electric force on C. (a) What is the x component of the electric force exerted by A on C? (b) What is the y component of the force exerted by A on C? (c) Find the magnitude of the force exerted by B oon C. (d) Calculate the x component of the force exerted by B on C. (e) Calculate the y component of the force exerted by B on C. (f) Sum the two x compo- nents from parts (a) and (d) to obtain the resultant x component of the electric force acting on C. (g) Simi- larly, find the y component of the resultant force vector acting on C. (h) Find the magnitude and direction of the resultant electric force acting on C.

The figure below shows three charged particles at the corners of an equilateral triangle. Particle A has a charge of 1.85 µC; B has a charge of 5.40 µC; and C has a charge of -5.00 µC. Each side of the triangle is 0.500 m long. What are the magnitude and direction of the net electric force on A? (Enter the magnitude in N and the direction in degrees below the +x-axis.) B 0.500 m 60.0° A magnitude N direction • below the +x-axis

Particle A of charge 3.10 x 10 C is at the origin, particle B of charge -6.2bk10Tcislat (3.72 m, 0) and particle C of charge 1.10 x 10" C is at (0, 3.80 m). (a) What is the x-component of the electric force exerted by A on C? (b) What is the y-component of the force exerted by A on C? (c) Find the magnitude of the force exerted by B on C. (d) Calculate the x-component of the force exerted by 8 on C. (e) Calcutate the y-component of the force exerted by B on C () Sum the two x-components to obtain the resultant x-component of the electrie force acting on C. (g) Repeat part (f) for the y-component. (h) Find the magnitude and direction of the resultant electric force acting on C. magnitude direction ° counterclockwise from the +x-axis

The figure below shows a charged particle, with a charge of q = +38.0 nC, that moves a distance of d = 0.185 m from point A to point B in the presence of a uniform electric field  E  of magnitude 245 N/C, pointing right. A positive point charge q is initially at point A, then moves a distance d to the right to point B. Electric field vector E points to the right. (a) What is the magnitude (in N) and direction of the electric force on the particle? magnitude Ndirection ---Select--- toward the right toward the left The magnitude is zero. (b) What is the work (in J) done on the particle by the electric force as it moves from A to B?  J (c) What is the change of the electric potential energy (in J) as the particle moves from A to B? (The system consists of the particle and all its surroundings.) PEB − PEA =  J (d) What is the potential difference (in V) between A and B? VB − VA =  V

Charges q1, q2 and q3 are arranged in the x-axis. Charge q3 = 14 nC and is at the origin. Charge q2 = 3.5 nC and is at x = 4 cm. Charge q1 is at x = 9 cm.  Solve for q1 (magnitude and sign) if the net force on q3 is zero. Express your answer in nC.

a) A charge 4Q is located at x = −2l on the x-axis, and a charge Q is located at x = l on the x-axis. Q > 0. Near the origin, a positive test charge q with mass m undergoes small oscillations along the x-axis. What is the frequency ω of these oscillations? (Remember that if F = ma = −kx, then ω2 = k/m).

Two point charges are placed at the corners of the triangle shown in the figure where q1= -9.52 nC, q2=20.2 nC, and θ=60.0°. Find the x component of the electric field (in N/C) at the origin.