The rotating loop in an AC generator is a square 15.0 cm on a side. It is rotated at 90.0 Hz in a uniform field of 0.800 T. Calculate the following quantities as functions of time t, where t is in seconds. (a) the flux through the loop mT m² (b) the emf induced in the loop V (c) the current induced in the loop for a loop resistance of 2.50 2 A

The rotating loop in an AC generator is a square 15.0 cm on a side. It is rotated at 90.0 Hz in a uniform field of 0.800 T. Calculate the following quantities as functions of time t, where t is in seconds. (a) the flux through the loop mT m² (b) the emf induced in the loop V (c) the current induced in the loop for a loop resistance of 2.50 2 A

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter14: Inductance

Section: Chapter Questions

Problem 41P: A coil with a self-inductance of 3.0 H carries a current that decreases at a uniform rate dl/dt =...

See similar textbooks

Similar questions

A step-up transformer is designed so that the output of its secondary winding is 2000 V(rms) when the primary winding is connected to a 110-V (rms) line voltage, (a) If there are 100 turns in the primary winding, how many turns are there in the secondary winding? (b) If a resistor connected across the secondary winding draws an rms current of 0.75 A. what is the current in die primary winding?
Suppose a coil has a self-inductance of 20.0 H and a resistance of 200 . What (a) capacitance and (b) resistance must be connected in series with the coil to produce a circuit that has a resonant frequency of 100 Hz and a Q of 10?
A coil with a self-inductance of 3.0 H carries a current that decreases at a uniform rate dl/dt = -0.050 A/s. What is the emf induced in the coil? Describe the polarity of the induced emf.
At s1iat frequency is the reactance of a 20F capacitor equal to that of a 10-mH inductor?
The rotating loop in an AC generator is a square 11.0 cm on a side. It is rotated at 75.0 Hz in a uniform field of 0.800 T. Calculate the following quantities as functions of time t, where t is in seconds. (a) the flux through the loop mT.m² (b) the emf induced in the loop V (c) the current induced in the loop for a loop resistance of 1.50 A (d) the power delivered to the loop W (e) the torque that must be exerted to rotate the loop mN•m
In the given circuit an inductor of L = 6.20-mH and a resistor of R = 12.4-2 resistor are connected in series with a dc battery of E = 3.90-V. E ll R L S What is the voltage across the resistor immediately after the switch is closed?
The rotating loop in an AC generator is a square 11.0 cm on a side. It is rotated at 75.0 Hz in a uniform field of 0.800 T. Calculate the following quantities as functions of time t, where t is in seconds. (a) the flux through the loop mT-m? (b) the emf induced in the loop V (c) the current induced in the loop for a loop resistance of 2.50 N A (d) the power delivered to the loop (e) the torque that must be exerted to rotate the loop mN-m Need Help? Read It
The rotating loop in an AC generator is a square 11.0 cm on a side. It is rotated at 75.0 Hz in a uniform field of 0.800 T. Calculate the following quantities as functions of time t, where t is in seconds. (a) the flux through the loop mT-m2 (b) the emf induced in the loop V (c) the current induced in the loop for a loop resistance of 2.50 N A (d) the power delivered to the loop W (e) the torque that must be exerted to rotate the loop mN•m Need Help? Read It
In the figure, an ac generator with emf E = Em sin wat, where Em = 25.1 V and wa = 376 rad/s, is connected to a 4.41 UF capacitor. (a) What is the maximum value of the current? (b) When the current is a maximum, what is the emf of the generator? (c) When the emf of the generator is - 12.2 V and increasing in magnitude, what is the current? (a) Number i Units (b) Number i Units (c) Number i Units
The current in a coil drops from 3.5 A to 2.0 A in 0.50 s. Ifthe average emf induced in the coil is 12 mV, what is the selfinductanceof the coil?
A single-loop circuit consists of a 7.0 Ω resistor, 12.2 H inductor, and a 3.1 μF capacitor. Initially the capacitor has a charge of 6.1 μC and the current is zero. Calculate the charge onthe capacitor N complete cycles later for (a) N = 5, (b) N =10, and (c) N = 100.
The terminal voltage of a 2-1 inductor is v = 10(17) V. Find the current flowing through it at / 4s and the energy stored in it at f = 4 s. Assume (0) = 2 A. Answer: -18 A. 320 J.