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- 12 A charge of +3.0 x10^-5C is 10cm from a charge of +5.0 x10^-6C. Calculate the magnitude of the repulsive force between the charges.A. 135 NB. 13.5 x10^3NC. 1.35 x10^3 ND 135 x10^2 NConsider the following. 60.0⁰ 0.500 mm (a) Red blood cells often become charged and can be treated as point charges. Healthy red blood cells are negatively charged, but unhealthy cells (due to the presence of a bacteria, for example) can become positively charged. In the figure, three red blood cells are oriented such that they are located on the corners of an equilateral triangle. The red blood cell charges are A = 1.80 pC, B = 7.10 pC, and C = -4.80 pC. Given these charges, what would the magnitude and direction of the electric field be at cell A? (1 pC = 1 x 10-12 C.) magnitude N/C direction counterclockwise from the +x-axis (b) If the charge of cell A were doubled, how would the electric field at cell A change? O The field would be unchanged. O The magnitude of the field would be doubled. O The magnitude of the field would be halved. O The magnitude of the field would be quadrupled.For the charges in the figure. Given that Q = 23 µC. Find the net electric field at point p in units of kN/C? 4 m 4 m 4 m -Q Select one: A. 13.75 B. 9.15 C. 7.08 D. 6.85
- Two point charges are located at the positive x-axis of a coordinate system. Charge L = -8µC is located 3 cm away from the origin while charge M = 3 nC is 2 cm away from the origin. Determine the following. a FLon M b. FM on LConsider the following. 60.0⁰ B 0.500 mm (a) Red blood cells often become charged and can be treated as point charges. Healthy red blood cells are negatively charged, but unhealthy cells (due to the presence of a bacteria, for example) can become positively charged. In the figure, three red blood cells are oriented such that they are located on the corners of an equilateral triangle. The red blood cell charges are A = 1.80 pC, B = 7.10 pC, and C= -4.30 pC. Given these charges, what would the magnitude and direction of the electric field be at cell A? (1 pC = 1 x 10-12 C.) magnitude N/C direction o counterclockwise from the +x-axis (b) If the charge of cell A were doubled, how would the electric field at cell A change? O The field would be unchanged. O The magnitude of the field would be doubled. O The magnitude of the field would be quadrupled. O The magnitude of the field would be halved.What s the magnitude and direction of the electric field at .25m from a -5.6 x10^-6 C point charge?
- A charge of 7.65 mCmC is placed at each corner of a square 0.240 mm on a side. Determine the magnitude of the force on each charge. Determine the direction of the force on a charge.Three charges are placed on three corners of a square, as shown. Each side of the square is 30 cm. Compute E at the fourth corner. What would be the force on a 6 µC charge placed at the vacant corner? 8 μC -5 µC AE. -4 µC E, E.At what distance, in meters, away from a 6.39-nC charge will the electric field strength be 203.08 N/C? 8
- Find the force on a point charge of 30 µC at (0, 0, 5) m due to a 4-m square in the 2-0 plane between x=2m and y=2m with a total charge of 500 uC distributed uniformly a. 4.97 a N d. 3.54 a, N b. 5.33 a, N c. 4.66 a, NFour charged rings placed as in the figure below. Given that all rings have the same charge 43.8 nC and radius a=0.10 m, find the electric field (in units of kN/C) at point p. 0000 Ea a a a Select one: O A. 35.74 O B. 18.22 OC. 48.88 O D. 62.02/ O E. 26.98A positive charge is being pushed by a 5.65 N/C field with a force of 65.32 N. What is the value of the charge (in C)?