3. + -3.33 points SerPSE10 31. 1.ΟΡ.004 The current in a 70.0-mH inductor changes with time...
The current in a 70.0-mH inductor changes with time as i = 2.00ẹ-7.00t, where i is in amperes and t is in seconds. (a) Find the magnitude of the induced emf at t 1.00 s mV (b) Find the magnitude of the induced emf at t- 4.00 s. mV (c) At what time is the emf zero?
The current in a 60.0-mH inductor changes with time as i = 3.00t2 − 7.00t, where i is in amperes and t is in seconds. (a) Find the magnitude of the induced emf at t = 1.00 s. =_____mV (b) Find the magnitude of the induced emf at t = 4.00 s. =_____mV (c) At what time is the emf zero? =_____s
4. + -/2 points SerPSET9 32.P.004.MI A solenoid of radius 4.10 cm has 460 turns and a length of 25.0 cm. (a) Find its inductance. mH (b) Find the rate at which current must change through it to produce an emf of 70.0 mV. (Enter the magnitude.) A/s Need Help? Read It Master It
The current in a 6.00 mH-inductor varies in time as shown. Construct a graph of the self-induced emf across the inductor over the time interval t= 0 to t= 12.0 ms i (mA) 3 2 1 (ms) 2 4 6 8 10 12 -1 -2
Queston1 and 2 please 01 points I Previous Aniswers SerPSE10 30.1.OP001. My Notes AskY A single loop of nickel wire, lying flat in a plane, has an area o 7.80 cm2 and a resistance of 1.80 . A unitorm magnetic field points perpendicular to the plane of the loop. The field initially has a magnitude of 0.500 T, and the magnitude increases linearly to 3 a tima of 1.10s. what is the induced current (in mA) in the loop of...
A coil of 15 turns and radius 10.0 cm surrounds a long solenoid of radius 2.50 cm and 1.00x 103 turns/meter (see figure below). The current in the solenoid changes as I -5.00 sin 120 t, where I is in amperes and t is in seconds. Find the induced emf (in volts) in the 15-turn coil as a function of time. 15-turn coil Need Help? RedtWatch
PLEASE BOX THE ANSWERS FOR A THUMBS UP Problem 6.9 The current in a 15 mH inductor is known to be -10A fort < 0 and (-10 cos 400t – 5 sin 400t) e -2004 A fort > 0. Assume the passive sign convention. Part A At what instant of time is the voltage across the inductor maximum? Express your answer with the appropriate units. μΑ ? t = Value Units Submit Request Answer Part B What is the maximum...
The current i through a 5.1 H inductor varies with time t as shown by the graph of the figure. The inductor has a resistance of 17 2. Find the magnitude of the induced emf ε during the time intervals (a) t = 0 to 2 ms; (b) 2 ms to 5 ms, and (c) 5 ms to 6 ms. (Ignore the behavior at the ends of the intervals.) 6 n 2 0 4 6 2 1 (ms) (a) Number...
Any ideas. I'm stuck and need help A 20Ohm coil of 15 turns and radius 10.0 cm surrounds a long solenoid of radius 5.0 cm and 1000 turns/meter (see figure below). The current in the solenoid changes as I = b sin (a t), where I is in amperes and t is in seconds. Let a = 120 rad/s and b = 6 A. What is the magnitude of the EMF in the 15-turn coil as a function of time?...
Chapter 30, Problem 046 The current i through a 6.5 H inductor varies with time t as shown by the graph of the figure. The inductor has a resistance of 14 2. Find the magnitude of the induced emf = during the time intervals (a) t = 0 to 2 ms; (b) 2 ms to 5 ms, and (c) 5 ms to 6 ms. (Ignore the behavior at the ends of the intervals.) 6 34 2 0 4 6 2...