induce emf
E = Nd(flux)/dt
=> E = 1*(0.20*t - 0.44) V
a) at t= 0 , flux = 0 , E = - 0.44
b) at t = 2.0 , flux = - 0.48 , E = - 0.04
c) at t =4.0 , flux = - 0.16 , E = 0.36
D) AT T =6.0 , flux = 0.96 , E = 0.76
The flux through a loop is given by Φm = (0.10t 2-0.44) , where φ'm is...
The flux through a loop is given by Фт-(0.14t 2-0.34) , where Фт is in webers and t is in seconds. (a) Find the induced emf as a function of time. (Use the following as necessary: t.) 28t -34)V (b) Find both ф'm and at the following times. Time (s)m (Wb) ε (V) 0 0 34 2.0 4.0 6.0 .22 .78 1.34
The flux through a loop is given by Om = (0.12t2 -0.36t), where Om is in webers and t is in seconds. (a) Find the induced emf as a function of time. (Use the following as necessary: t.) E(t) = v (b) Find both Om and at the following times. Time (s) Om (Wb) E (V) 0 2.0 4.0 6.0
8. The magnetic flux through a loop is given by Φm=0.6t^2-1.40t, where Φm is in webers and t is in seconds. Find the induced emf as a function of time. A) Φm=1.2t-1.4; B) Φm=-0.6t+1.4; C) Φm=-1.2t+1.4; D) Φm=1.2t-1.4;
A circular conducting loop has a single turn (N = 1). The resistance of the loop is 6.50 Ohm. The loop is placed in a magnetic field that changes with time. The magnetic flux through the loop given by Phi_B = A + Bt^2 - Ct^3, where A = 7.00 Wb, B = 13.0 Wb/s^2, and C = 6.50 Wb/s^3. Phi_B is in webers, and t is in seconds. Find the magnitude of the maximum current induced in the loop...
In the figure, the magnetic flux through the loop increases according to the relation OB = 8.9t2 + 6.2t, where Og 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? Came (a) Units (b) the tolerance is +/-2% SHOW HINT
A conducting single-turn circular loop with a total resistance of 2.50 ohm is placed in a time-varying magnetic field that produces a magnetic flux through the loop given by phi_B=a + bt^2 - ct^3 where a= 5.00 Wb, b = 13.5 Wb/s^-2, and c = 5.50 Wb/s^-3. Phi_B is in webers, and t is in seconds. What is the maximum current induced in the loop during the time interval t = 0 to t = 1.84 s?
A conducting single-turn circular loop with a total resistance of 5.50 Ω is placed in a time-varying magnetic field that produces a magnetic flux through the loop given by ΦB = a + bt2 − ct3, where a = 5.00 Wb, b = 12.5 Wb/s−2, and c = 7.50 Wb/s-3. ΦB is in webers, and t is in seconds. What is the maximum current induced in the loop during the time interval t = 0 to t = 1.25 s?...
The magnetic flux through a wire loop increase at a
rate according to the function
Worked Problems (show work, put your final answer in the box, include standard SI units) 6. The magnetic flux through a wire loop increases at a rate according to the function DB 6.0t2 +7.0 (where DB is in milliwebers and t is in seconds). What is the magnitude of the emf produced in the w loop when t = 2.0 seconds? 3 mW
3) In the figure below, the magnetic flux through the loop shown increases according to the equation, \(\Phi=8 t^{3}-3 t^{2}\) where \(\Phi\) is in webers and \(t\) is in seconds:a) What is the induced voltage across the resistor at \(t=2\) seconds? b) What is the polarity of the voltage across the resistorc) If the area of the entire closed loop is \(14 \mathrm{~m}^{2}\), what is the magnitude of the magnetic field at \(t=2\) seconds?
= 6.4t2 5.9t, where In the figure, the magnetic flux through the loop increases according to the relation is in milliwebers and t is in seconds. (a) What is the magnitude of the emf induced in the loop when t = 2.1 s? (b) Is the direction of the current through R to the right or left? в- (a) Units (b)