Soft iron is used in the cores of transformers. a) True b) False
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Q: Can you help me solve this simple circuit. I don't think I'm doing it right
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Soft iron is used in the cores of transformers.
a) True
b) False
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- Draw a schematic diagram of this "breadboarded" circuit: R1 R2 • R4 R3 10 O o o Oo d 0 o o o o o27. * (a) Write two loop rule equations and one junc- tion rule equation for the circuit in Figure P19.27. (b) Use these equations to determine the current in each branch of the circuit for the case in which R₁ = 50, R₂ = 30 , R₂ = 15 N, and ε = 120 V. 28. (a) Write Kirchhoff's loop rule for the circuit shown in Figure P19.28 for the case in which E₁ = 20 V. &₂ = 8 V, R₁ = 30 2. R₂ = 20 02. FIGURE P19.27 R₁ R₂ R₂ wwwIf 15 C passes a point in a circuit in 5.0 s, the current in the circuit is a) 0.33 A b) 3.0 A c) 5.0 A d) 15 A
- the equipment for checking the primary circuit is being discussed. technician A says a logic probe can be used. technician B says a DMM can be used. who is correct?Before working on a power transmission line, linemen will touch the line with the back of the hand as a final check that the voltage is zero. Why the back of the hand?3. In the circuit shown below: A. How much power is dissipated by the 12 Q resistor? B. What is the value of the potential at points a, b, c, and d? b. 6 V 6 0 12 Ω 3 V a d.
- 15- What is the total resistance of the mixed circuits shown in the following Figure? Note that each resistor has resistance 6.0 0. (a) R₁ R5 R₂ R3 R₁ (b) #ilte R₁ R₂ R3 R4 R5 www. Em سرةIn a series circuit with unequal resistancesA) The smallest R has the highest VB) The largest R has the highest V.C) The smallest R has the most I.D) The largest R has the most I.Why small energy losses do occur in transformers?
- A 95-W light bulb operates on an effective ac voltage of 110 V. a) What is the effective current through the light bulb? b) From Ohm's law, what is the resitance of the light bulb?Please help me with this physics labMs. D. Question 19 11 12 13 A 24 V R1 R2 R3 R4 10 0 20 N 30 N 40 N B In this circuit lowest current will pass through R3 O R2 R4 R1