GO In the rectangle of Fig. 24-55, the sides have lengths 5.0 cm and 15 cm. q 1 = −5.0 µ C, and q 2 = +2.0 µ C. With V = 0 at infinity, what is the electric potential at (a) corner A and (b) comer B ? (c) How much work is required to move a charge q 3 = +3.0 µC from B to A along a diagonal of the rectangle? (d) Does this work increase or decrease the electric potential energy of the three-charge system? Is more, less, or the same work required if q 3 is moved along a path that is (e) inside the rectangle but not on a diagonal and (f) outside the rectangle? Figure 24-55 Problem 51.
GO In the rectangle of Fig. 24-55, the sides have lengths 5.0 cm and 15 cm. q 1 = −5.0 µ C, and q 2 = +2.0 µ C. With V = 0 at infinity, what is the electric potential at (a) corner A and (b) comer B ? (c) How much work is required to move a charge q 3 = +3.0 µC from B to A along a diagonal of the rectangle? (d) Does this work increase or decrease the electric potential energy of the three-charge system? Is more, less, or the same work required if q 3 is moved along a path that is (e) inside the rectangle but not on a diagonal and (f) outside the rectangle? Figure 24-55 Problem 51.
GO In the rectangle of Fig. 24-55, the sides have lengths 5.0 cm and 15 cm. q1 = −5.0 µC, and q2 = +2.0 µC. With V = 0 at infinity, what is the electric potential at (a) corner A and (b) comer B? (c) How much work is required to move a charge q3 = +3.0 µC from B to A along a diagonal of the rectangle? (d) Does this work increase or decrease the electric potential energy of the three-charge system? Is more, less, or the same work required if q3 is moved along a path that is (e) inside the rectangle but not on a diagonal and (f) outside the rectangle?
Three nonconducting strips are bent to form arcs and, when assembled, they form part of a circle of radius r-6.47 cm. The three strips have linear charge densities of ₁88.0 nC/m, 12-179 nC/m, and 23-26 nC/m, respectively, and subtend angles of 60°, 120°, and 45°, respectively, at
the center.
120
λ₁
2₂
(a) Determine the electric potential at the center of the circle of which the strips form a part.
V
(b) You use a fourth nonconducting strip to close the circle. What should be the linear charge density on this strip if the potential at the center of the circle is to be zero?
nc/m
Electric charges of+10µC, +5µC, -3µC and +8µC are placed at the corners of a square of side /2 m.
The potential at the centre of the square is
[H.C.U.-2014]
(a) 1.8 V
(b) 1.8×105 V
(c) 1.8×106 V
(d) 1.8×10ª V
HRW6 25-39Pabc In the rectangle of Fig. 25-42, the sides have lengths 4.05 cm and 16.5 cm, 91
=
-4.42 μC, and 92 =
+2.39 μC.
41
With V = 0 at infinity, what are the electric potentials
(a) at corner A and
2.90
(b) at corner B?
(c) How much work is required to move a third charge 93 = +2.95 μC from B to A along a diagonal of the rectangle?
B
42
Fig. 25-42
Chapter 24 Solutions
Fundamentals Of Physics 11th Edition Loose-leaf Print Companion Volume 2 With Wileyplus Card Set
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