503 W when the applied potential difference is 110 V and the wire temperature is 800°C. What would be the dissipation rate if the wire temperature were held at 213°C by immersing the wire in a bath of cooling oil? The applied potentia difference remains the same, and a for Nichrome at 800°C is 4.0 × 104 K-1. Number i Units
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- 11.1A potential difference of 4.35 V is applied across points a and b in the figure. R₁ is equal to 9.25 №, R₂ is equal to 14.5 №, and R3 is equal to 5.25 2. Find the current through each of the resistors, and the total current Itotal that the three resistors draw from the power source. a R₁ www R₂ R₂ bA 45 μF capacitor with an initial energy of 0.2 J is discharged through a 8 M resistor. What is the initial charge on the capacitor? The charge, Qo= Units Select an answer ✓ What is the current through the resistor when the discharge starts? The current, lo = Units Select an answer ✓ Determine the potential difference across the capacitor and the rate at which the thermal energy is dissipating in the resistance 7.2 min after the discharge starts. The potential difference across C, Vc = The power dissipated in R, P = Units Select an answer Units Select an answer ✓
- A Nichrome heater dissipates 517 W when the applied potential difference is 110 V and the wire temperature is 800°C. What would be the dissipation rate if the wire temperature were held at 202°C by immersing the wire in a bath of cooling oil? The applied potential difference remains the same, and a for Nichrome at 800°C is 4.0 x 104 K1. Number i Units eTextbook and Media..Analogue
- 1 + 9 V 6Ω 4 3 What is the total resistance in the circuit above? W What is the total current? A What is the voltage at 1? V What is the voltage at 2? V What is the voltage at 3? V What is the voltage at 4? V What is the current at 4? 2. 1The ideal battery in Figure (a) has emf 8-6.2 V. Plot 1 in Figure (b) gives the electric potential difference V that can appear across resistor 1 of the circuit versus the current i in that resistor. The scale of the Vaxis is set by V, 18.9 V, and the scale of the i axis is set by i, 3.21 mA. Plots 2 and 3 are similar plots for resistors 2 and 3, respectively. What is the current in resistor 2? 64 Number (a) Units *(mA) (8)The resistance of the skin on a person's finger is typically about 37,000 N. How much voltage would be needed to cause a current of 0.001 A to flow into the finger? (This is about enough current to just be felt by most people.) V
- Question 1 If Ri = 36 Q, R2 = 76 Q, and R3 = 110 Q, find the current through R1. Source of emf 1 (E1) = 15 V Source of emf 2 (E2) = 29 V R, R, E WAWA R, wwW E, ROUND OFF ANSWER UP TO 2 DECIMAL PLACES. INPUT BOTH THE NUMBER AND UNIT (LETTER ONLY). INCLUDE THE SIGN IF THE ANSWER IS NEGATIVE.Switch S1 has been closed and S2 has open for a long time until the capacitors are fully charged. At t-0, S1 is opened and S2 is closed. Ifs=12V, C₁-4mF and C₂-8mF, R₁-2.92ko and R₂-3.25 k0; what is the current passing through R₂ at t-0 in units of mA? Please express your answer using two decimal places. E 20 Answer: HH C₂ G a bPls help ASAP. Pls show all work and calculations.