Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
12th Edition
ISBN: 9781259587399
Author: Eugene Hecht
Publisher: McGraw-Hill Education
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Question
Chapter 32, Problem 19SP
(a)
To determine
Theemf across the 100-turn flat horizontal coil when the magnetic field is decreasing at a rate of
(b)
To determine
The higher voltage terminal in given100-turn horizontal coil, similar like the coil shown in figure 32-9(a), when the magnetic field
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A toroidal solenoid has a magnitude of induced emf of 10.3 [mV] when the rate of change of the current is 0.0250 [A/s]. How many turns does it have if the average flux through each turn is 0.00145 [Wb] when the current is 1.12 [A]?
(a) A bicycle generator rotates at 1875 rad/s, producing an 18.0 V peak emf. It has a 1.00 by 3.00 cm rectangular coil in a 0.640 T field. How many turns are in the coil? (b) Is this number of turns of wire practical for a 1.00 by 3.00 cm coil?
7 In Fig. 30-38, the magnetic flux
through the loop increases according to
the relation Pg = 6.02 + 7.01, where dg is
in milliwebers and t is in seconds. (a) What
is the magnitude of the emf induced in the
loop when t = 2.0 s? (b) Is the direction of •
the current through R to the right or left?
B'
Chapter 32 Solutions
Schaum's Outline of College Physics, Twelfth Edition (Schaum's Outlines)
Ch. 32 - 15. Figure 32-9(a) depicts a two-turn horizontal...Ch. 32 - 32.16 [I] Figure 32-9(b) depicts a two-turn...Ch. 32 - 32.17 [I] Figure 32-9(a) depicts a two-turn...Ch. 32 - 32.18 [I] Figure 32-9(b) depicts a two-turn...Ch. 32 - Prob. 19SPCh. 32 - Prob. 20SPCh. 32 - Prob. 21SPCh. 32 - Prob. 22SPCh. 32 - Prob. 23SPCh. 32 - 32.24 [II] A room has its walls aligned accurately...
Ch. 32 - 26. A flat coil with a radius of 8.0 mm has 50...Ch. 32 - 27. The square coil shown in Fig. 32-11 is 20 cm...Ch. 32 - Prob. 28SPCh. 32 - Prob. 29SPCh. 32 - Prob. 32SPCh. 32 - 32.33 [II] A train is moving directly south at a...Ch. 32 - 32.34 [III] A copper disk of 10-cm radius is...Ch. 32 - 32.35 [II] How much charge will flow through a...Ch. 32 - Prob. 36SP
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- Suppose that a rectangular toroid has 2000 windings and a self-inductance of 0.040 H. If h = 0.10 m, what is the current flowing through a rectangular toroid when the energy in its magnetic field is 2.0 × 10-6 J?arrow_forwardDesign a current loop that, when rotated in a uniform magnetic field of strength 0.10 T, will produce an emf =0 sin t. where 0=110V and 0=110V .arrow_forward15 o A square wire loop with 2.00 m sides is perpendicular to a uniform magnetic field, with half the area of the loop in the field as shown in Fig. 30-43. The loop con- tains an ideal battery with emf & = 20.0 V. If the magnitude of the field varies with time according to B = 0.0420 – 0.870r, with B in teslas and bat tin seconds, what are (a) the net emf in the circuit and (b) the direction of the (net) current around the loop? Figure 30-43 Problem 15.arrow_forward
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- An electric field of 140 x10-6 V/m is induced within the loop of long solenoid with cross sectional area of 3.09 cm2. The radius of the loop is 4.61 cm. Calculate the number of turns if the current in the winding is increasing at a rate of 85 A/s. Final answer should be expressed in two (2) decimal places. Round up or down accordingly. For the final answer, please write/include the unit, express you answer in "Turns" For example: 5 Turns DO NOT answer in exponential form.arrow_forward2) A standard motional emf setup in the xy consists of a constant, uniform magnetic field which points into the page and has magnitude 0.25 T. The circuit's entire resistance is 2 Ohms at the location shown (on the movable rail). The movable rail (double-line on the right side of the circuit) is going left at a speed of 8 m/s. i. Which side of the resistor is at a lower electric potential due to the induction effect? A. Top B. Bottom C. Both are equal but nonzero D. Both are zero ii. The magnitude of the current through the resistor due to the induction effect will be A. 0.40 A B. 0.20 A C. 0.15 A D. 0.030 A E. Zero A+, Ⓡind -, Bind into page, I ind CW iii. Which way should the movable rail go so that the induced current is counterclockwise? A. Left 15 cm B. Right C. It should remain stationary D. None of these. There is no way a counterclockwise induced current can be created by moving the rail. AⓇ-, Pind +, Bind out, I ind CCW 20 cm B 202arrow_forwardA rectangular coil of effective area 0.1 m² is suspended freely in a radial magnetic field of induction 0.01 Wb / m². If the torque per unit twist of the suspension fibre is 5 × 10-⁹ Nm per degree find the angle through which coil rotates when a current of 200 µA is passed through it.arrow_forward
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