A uniform electric field of magnitude 315 V/m is directed in the negative y direction as shown in the figure below. The coordinates of point ® are (-0.550, -0.350) m, and those of point ® are (0.350, 0.300) m. Calculate the electric potential difference VB - VA using the dashed-line path. V
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- Consider a uniform electric field E of magnitude E = 6.2 N/C. The line segment connecting points A and B in the field is perpendicular to the direction of the field, while the line segment connecting points C and B is parallel to the field. The line segments have equal lengths of d = 0.31 m. Refer to the figure. a.) Find the potential difference, in volts, between point A and point B. b.) Enter an expression for the potential difference between point C and point B in terms of E and d. c.) Calculate the potential difference, in volts, between point C and point B.ew ConstanlS A 10.0 nC charge is at x = Ocm and a -1.0 nC charge is at x = 3 cm . Part A At what point or points on the x-axis is the electric potential zero? Express your answer using two significant figures. If there is more than one answer, give each answer separated by a comma. ΑΣφ cmA uniform electric field is directed parallel to the +y-axis. If a positive test charge begins at the origin and moves upward along the y- axis, how does the electric potential vary, if at all? O The electric potential will increase with increasing y. O Too little information is given to answer this question. O The electric potential will decrease with increasing y. O The electric potential will remain constant with increasing y.
- please answer vWhat is the capacitance of a pair of circular plates with a radius of 7.0 cm separated by 3.2 mm of mica? The dielectric constant of mica is 7. Express your answer using one significant figure and Include the appropriate units.Four-point charges are on the rim of a circle of radius 10 cm. The charges are (in μC) +0.50, +1.5, −1.0, −0.50. If the electrical potential at the circle’s center due to the +0.5 charge alone is 4.5 × 104 V, what is the total potential at the center due to the four charges combined? a. 18×104 V b.-4.5×104 V c. zero d. +4.5 × 104 V
- Consider the equipotential map shown below. Estimate the magnitude of the E-field at point A. What direction is the E-field at point A? Rank the points A, B, and C in terms of their E-field strength. Sketch the electric field lines. What is the sign of the charge (+ or −) within the 30 V equipotential?In the figure (Figure 1), let C1=1.00μF, C2=2.00μF, C3=4.00μF, and V=36.0V. What is the potential difference across each capacitor?Enter your answers numerically separated by commas. V1,V2,V3=?In the pictured region of space, the electric field is equal to 200 N/C (oriented in the y-axis direction). The spacing between the grid lines is 1.0 cm. The goal of the problem is to calculate the potential difference between points A and B, by doing a path integral by hand. I need help with parts A-D
- A 7.5 nF capacitor has 8.5 μJ of energy stored in its electric field. If the capacitor fully discharges in 0.1ms how much charge in nC will be released? Round your answer to the nearest integer.For the following electric field: E(x,y) = (x² + y²)î + 2xyŷ Calculate the potential in the xy plane. Assume the potential at the origin equals to zero, meaning (0,0) = 0. Select one: a. 4(x,y) = 3 -2xy2 ○ b. x(x, y) = - - xy c. y(x, y): == -x³-xy² ○ d. 2:3 (x, y): = - +xy² 3 e. (x, y) = x3 + xy² ○ f. (x, y): - 3 xy2 ×The vertical deflecting plates of a typical classroom oscilloscope are a pair of parallel square metal plates carrying equal but opposite charges. The potential difference between the plates is 25.0 V. Typical dimensions are about 3.3 cm on a side, with a separation of about 5.0 mm. The plates are close enough that we can ignore fringing at the ends. Part A:Under these conditions, how much charge is on each plate? Q=__C Part B:How strong is the electric field between the plates? E=__V/m Part C:If an electron is ejected at rest from the negative plates, how fast is it moving when it reaches the positive plate?v=__m/s