A charge of -8.5 μC is at x = 0 and a charge of -4.0 µC is at x = 6.0 cm. What is the electric field at x = 2.0 cm? Specify the direction with the sign of your answer. 1.7 x 108 V/m -2.9 x 106 V/m -2.1 x 108 V/m -1.7 x 108 V/m 2.1 x 108 V/m
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- What is the magnitude of acceleration of an electron in a uniform electric field of (3.70x10^1) N/C ? The answer should be in m/s2 to 3 significant figures.What is the magnitude of the electric field due to a 6.0 × 10–9 C charge at a point located 0.025 m from the charge? A) 8.6 × 104 N/C B) 1.2 × 103 N/C C) 1.8 × 105 N/C D) 3.6 × 106 N/CThe figure shows an electric dipole. What is the magnitude of the dipole's electric field at point P? Assume that q = 5.06 x 10-6 C, d = 1.30 x 10-6 m, and r = 1.32 cm. +q L. d/2 d/2 -g
- le6 10 0.8 O 0.6 w 0.4 23 - 0.2 0.0 0.0 0.5 10 15 2.0 r (m) Figure plots the electric field of a sphere with a uniformly distributed positive charge. The maximum of the field is 1x10° N/C .What is the charge on the sphere?Two spherical objects are separated by a distance of 1.52 x 103 m. The objects are initially electrically neutral and are very small compared to the distance between them. Each object acquires the same negative charge due to the addition of electrons. As a result, each object experiences an electrostatic force that has a magnitude of 2.24 x 10-20 N. How many electrons did it take to produce the charge on one of the objects? Number UnitsWhat is the magnitude and direction of the force exerted on a 3.50 µC charge by a 250 N/C electric field that points due east? |F| = Direction East West North South
- ST At a distance of 48.7 cm from a very long (essentially infinite) uniform line of charge, the electric field strength is 1,866 N/C. At what distance (in cm) from the line will the field strength be equal to 811 N/C? XIf a = 3.0 mm, b = 4.0 mm, Q, = 60 nC, Q̟ = 80 nC, and q = 32 nC in the figure, what is the magnitude of the total electric force on q? Answer = 1.3 NTwo protons in a molecule are 3.90 10-10 m apart. What must be a particle's charge-to-mass ratio if the magnitude of the gravitational force between two of these particles is equal to the magnitude of electric force between them? C/kg
- Two objects charged with an equal amount of charge interact with each other with a force of 4.81 Newton when separated by a distance of 16.9 cm. Determine the magnitude of the charge on each object. Answer:_______x10-6 C Enter only the coefficient of the scientific notation. For example, you'd enter just just 1.27 if you get 1.27x10-⁹.Two objects charged with an equal amount of charge interact with each other with a force of 4.37 Newton when separated by a distance of 15.2 cm. Determine the magnitude of the charge on each object. Answer:_______x10-6 C Enter only the coefficient of the scientific notation. For example, you'd enter just just 1.27 if you get 1.27x10-⁹.Two pieces of puffed rice become equally charged as they are poured out of the box and into the cereal bowl. If the force between the puffed rice pieces is 4.0 x 10 23 N when the pieces are 0.030 m apart, what is the charge on each of the pieces? 1.2*10^-17 C 2.2*10^-28 C 2*10^-18 C 4*10^-36 C