(6%) Problem 4: A screwdriver is being used in a 14 T magnetic field. Randomized Variables B = 14 T 1= 11 cm v = 0.85 m/s Text @theexpertta.com - tracking id: 9N69-4E-C3-45-84AD-31952. In accordance with Expert TA's Terms of Service. copying this information to any solutions sharing web Doing so may result in termination of your Expert TA Account. What maximum emf can be induced in V along its 11 cm length when it moves through the field at 0.85 m/s? &=(6%) Problem 9: The motor in a toy car operates on 6.5 V source, developing a 4.3 V back emf at normal speed. Randomized Variables V=6.5V b=4.3V @theexpertta.com - tracking id: 9N69-4EC3-45-84AD-31952. In accordance with Expert TA's Terms of Service. copying this information to any solutions shar Doing so may result in termination of your Expert TA Account. D S: If it draws 2.8 A at normal spe_ed, what current does it draw when starting in A? Ig=l (6%) Problem 10: The motor in a toy car is powered by four batteries in series, which produce a total emf of 6.1 V. The motor draws 2.9 A and develops a 2.6 V back emf at normal speed. Each battery has a 0.17 2 internal resistance. Randomized Variables V = 6.1 V Vb =2.6 V I =2.9 A r =0.17 9 Text @theexpertta.com - tracking id: 9N69-4E-C3-45-84AD-31952. In accordance with Expert TA's Terms of Service. copying this information to any solutions sharing website is strictly forbidden. Doing so may result in termination of your Expert TA Account. What is the resistance of the motor in ? Grade Summary R = Deductions Potential 100%(6%) Problem 11: Suppose a large power plant generates electricity at 12.0 kV. Its old transformer once converted this voltage to 335 kV. The secondary coil of this transformer is being replaced so that its output can be 740 kV for more efcient cross-country transmission on upgraded transmission lines. Randomized Variables V1 = 335 kV V2 = 740 kV @thcexpertta.com tracking id; 9N69-4EC345-84AD-31952. In accordance with Expert TA's Terms of Service. copying this information to any solutions sharing website is strictly forbidden Doing so may result in termination of your Expert TAAccount. $3 50% Part (a) If the overall power output is 1000.0 MW and line resistance is 2.00 9, what was the power loss, in watts, in the old power lines which left the plant? P105331 = 2'20 P1055, 1 = 2.2 X Attempts Remain D 50% Part (D) If the overall power output is 1000 .0 MW and line resistance is 2.00 Q, what is the power loss, in watts, in the new power lines which leave the plant? Grade Summary Plass,2 = I Deductions 0% Potential 100% (6%) Problem 14: Suppose you have a supply of inductors ranging from 0.69 UH to 7.5 mH, and resistors ranging from 75 2 to 560 kQ . Randomized Variables Lmin = 0.69 JH Lmax = 7.5 mH Rmin = 75 9 Rmax = 560 KS Text @theexpertta.com - tracking id: 9N69-4E-C3-45-84AD-31952. In accordance with Expert TA's Terms of Service. copying this information to any solutions sharing website is strictly forbidden. Doing so may result in termination of your Expert TA Account. * 50% Part (a) What is the minimum characteristic RL time constant you can produce by connecting a single resistor to a single inductor in s? Tmin = 123 * 10(- 15) Feedback: is available. Tmin = 1.23E-13 * Attempts Remain 50% Part (b) What is the maximum characteristic RL time constant you can produce by connecting a single resistor to a single inductor in s? Grade Summary Tmax = Deductions Potential 100%Problem 2: An MRI technician moves his hand from a region of very low magnetic field strength into an MRI scanner's 2.00 T field with his fingers pointing in the direction of the field. His wedding ring has a diameter of 2.2 cm and it takes 0.475 s to move it into the field. Randomized Variables d = 2.2 cm t = 0.475 s Text @theexpertta.com - tracking id: 9N69-4E-C3-45-84AD-31952. In accordance with Expert TA's Terms of Service. copying this information to any solutions sharing website is strictly forbidden. Doing so may result in termination of your Expert TA Account. Part (a) What average current is induced in the ring in A if its resistance is 0.0100 92? Numeric : A numeric value is expected and not an expression. I= Part (b) What average power is dissipated in mW? Numeric : A numeric value is expected and not an expression. P = Part (c) What magnetic field is induced at the center of the ring in T? Numeric : A numeric value is expected and not an expression. B =Problem 18: In the RLC circuit shown on the right R = 0.045 9, L = 2.6 H, and C = 3.8 F. The initial charge carried by the capacitor is Q0 = 0.095 C. The switch is closed at time t = 0. @thccxpcrttaicom tracking id: 9N69-4: Service. copying this information to any termination of your Expert TA Account, 3C345-84AD-3l952i In accordance with Expert TA's Terms of solutions sharing website is strictly forbidden. Doing so may result in C VIJ-thccxperttaxum Part (b) Calculate the angular frequency, a), in radians per second. Numeric : A numeric value is expected and not an expression. a) = Part ((1) Calculate the value of Q, in coulombs, at time t = 1 s. Numeric : A numeric value is expected and not an expression. Q: Part (e) Express the critical resistance, RC, in terms of L and C. Expression : RC = Select from the variables below to write your expression. Note that all variables may not be required. a, , 0, b! C, d, g, h, i'j, k! L, 111$ P't Part (D Calculate the value of RC, in ohms. Numeric : A numeric value is expected and not an expression. Rc =