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- Part a and b, please. For the circuit shown in the figure (Figure 1) both meters are idealized, the battery has no appreciable internal resistance, and the ammeter reads 1.60 A Part a What does the voltmeter read? Part b What is the emf E of the battery?What is the resistance R� in the figure? (Figure 1) What is the emf of the battery in the figure? Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value typeActivate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value typeThe circuit in the figure on the right shows a network of resistors connected in series and in parallel. (a) Determine the total resistance of the network. (b) What is the current through the 3.00-Ω?
- Figure 4 shows the arrangement of 3 resistors, which are connected to 3 sources: 70 V, 60 V and 80 V. i) Using Kirchhoff’s rules, find the current in each resistor shown in Figure . ii) Find the potential difference pass through R1 and R2.Use the exact values you enter to make later calculations. The figure below shows a battery connected to a circuit. The potential difference across the battery and the resistance of each resistor is given in the figure. (Assume R1 = 11.5 Ω, R2 = 1.30 Ω, and V = 6.50 V.) (a) What is the equivalent resistance (in Ω) of R1 and the 5.00 Ω resistor? in Ω (b) Using the result from part (a), what is the equivalent resistance (in Ω) of R1, the 5.00 Ω resistor, and the 4.00 Ω resistor? in Ω (c) Using the result from part (b), what is the equivalent resistance (in Ω) of R1, the 5.00 Ω resistor, the 4.00 Ω resistor, and the 3.00 Ω resistor? in Ω (d) Using the result from part (c), what is the equivalent resistance (in Ω) of the entire circuit? in Ω (e) What is the current (in A) through the battery (equivalently, the conventional current that exits the positive terminal of the battery and enters the R2)? in A (f) What is the magnitude of the potential difference (in V)…A resistor is dissipating 119milliwatts [mW] of power. The voltage across the resistor is 26 volts [V]. (a) What is the value of the resistance? Express your answer in units of ohms[Ω]using an appropriate SI prefix such that there are only one, two, or three digits shown to the left of the decimal. (b) What is the current through the resistor? Express your answer in units of amperes [A] using an appropriate SI prefix such that there are only one, two, or three digits shown to the left of the decimal.
- A resistor is dissipating 114 milliwatts [mW] of power. The voltage across the resistor is 13 volts [V]. (a) What is the value of the resistance? Express your answer in units of ohms [Ω] using an appropriate SI prefix such that there are only one, two, or three digits shown to the left of the decimal. (b) What is the current through the resistor? Express your answer in units of amperes [A] using an appropriate SI prefix such that there are only one, two, or three digits shown to the left of the decimal.1) A resistor has a value of 20 ohms (Ω) when it is at 15 degrees Celsius. If the coefficient of thermal resistivity is 3.5 x 10-3/ Celsius, determine the value of the resistance at 97 degrees Celsius. Write your result to 3 significant figures. 2) A certain copper wire has a resistance of 10.0 ohm (Ω). a) At what point should the wire be cut so that the resistance of one segment is 4 times the resistance of the other segment? b) What is the resistance of each segment?Use the exact values you enter to make later calculations. The figure below shows a battery connected to a circuit. The potential difference across the battery and the resistance of each resistor is given in the figure. (Assume R1 = 11.5 Ω, R2 = 1.30 Ω, and V = 6.50 V.) (I skipped a-c) (d) Using the result from part (c), what is the equivalent resistance (in Ω) of the entire circuit? in Ω (e) What is the current (in A) through the battery (equivalently, the conventional current that exits the positive terminal of the battery and enters the R2)? in A (f) What is the magnitude of the potential difference (in V) across R2? in V
- The electric current I (in amperes) passing through a resistor is related to the voltage V across a resistor (in volt) and the resistance R (in ohms) by the formula I = ? ? . If the resistor is connected across the terminals of a car battery (12 volts), construct a table of values of the current across the resistor for different resistor values from 2000 ohms to 5000 ohms. Use intervals of 1000 ohms. Plot these values as points in the Cartesian plane and connect the points. Is this a smooth curve or a straight line?The diagram below shows a circuit where R1=4 Ω, R2=6 Ω, R3=5 Ω, V1=6 Volts, V2=10 Volts, and V3=7 Volts. What is the value of I1? In solving this problem, initially pick the current directions as shown. If the actual current turns out to be in the opposite direction, then your answer will be negative. If you get a negative number, enter it as negative. I can get the equations of: I1R1+V1-I2R2+V2= 0 -V2+I2R2-V1-I3R3+V3=0 I1+I2+I3 = 0 But I dont understand how to take these equations and solve for I1. Can you please do it step by step?Three resistors R1 = 10 Ω, R2 = 20 Ω, and R3 = 30 Ω are in series and are connected to a voltage supply that provides 15.3 V of voltage as shown in the circuit diagram below. Answer the following questions a) What is the total resistance of the three resistors? (b) What is the electric current at point A, B, C, and D? (c) What is the electrical potential difference between point B and point C in the circuit? (d) What is the electrical potential difference between point B and point D in the circuit? (e) Find the power dissipation in the resistor R1 when the voltage at the voltage supply is increased to 21 V.