A resistor is connected across the terminals of a 9.0-V battery, which delivers 1.9 x 105 J of energy to the resistor in 3.0 hours. What is the resistance of the resistor? Number Units
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- A capacitor discharges through a 820k2 resistor and drops to its original voltage in 7min How many farads is the capacitor? -t V =VneRC Select one: a. C = 0.72 mF b. c= 0.76 mF C. C= 0.75 mF d. c= 0.74 mFCakulate the total resistance of the resistors in the diagram, given: R1=10002 R2=10002 R3=1002 R4=15002 R5 =12002 %3D Select one O a R= 1267 O O b. R= 4800 O. R= 2775 o d. R= 1334 2 udeo uThe following figure shows 3 resistors R = 1.1 kN R2 = 3.3 KN R3 = 1.1 klconnected to a battery source emf E = 5 volts %3D Ri a R2 Rg a) Find the current across R3. Current across R3 Give your answer up to at least three significance digits. A b) Find the voltage across R2. Voltage across R, Give your answer up to at least three significance digits.
- Three resistors are connected as shown below. R₁ = R₂ = R3 = 12 Q. The voltage across the battery is 88 V. What is the current through R2, in Ampere? Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement. HIH ww R2 R1 s R3R₁ (2TATC 2. Three resistors R₁-85.0 ohm, R₂= 22.1 ohm, R3= 70.0 ohm and two batteries E₁= 40.0 V and E2-255 V are connected as shown in the diagram below. Please write the loop equations to solve for I1, I2, I3. You don't need to solve the equations. www & www ww 133ATO R₁A battery has emf 30.0 V and internal resistance r. A 9.00 resistor is connected to the terminals of the battery, and the voltage drop across the resistor is 26.0 V. What is the internal resistance of the battery? Express your answer with the appropriate units. TE II Submit μÀ Value Provide Feedback Request Answer Units ?
- Resistors R1 and R2 are connected in parallel as shown below. Identify the values of RT and It by completing the values in the circuit. V,= 100 V ... V2 = ? 12 = 0.5 Amp R= ? R2 =? V1 = 100 V 1 = ? R1 = 120 NR = Two identical resistors of Ro= 41 Q are connected head-to-tail. www Express the resistance Ro of one of the resistors in terms of the resistivity p, length L, and the cross section area A. Calculate the total resistance R of the two resistors in ohms. R RO 4G I. V:rE A moodle.nct.edu.om P Flag question Two resistors R and R2 are connected in parallel as shown in the figure. V R R: If the resistance R1 is changed from 18 to 18.2 ohms and R2 is changed from 22 to 21.8 ohms, find the absolute change and relative change in the total resistance R. Absolute change in the total resistance is = ohms (Use calculator and write the answer up to 5 digits after decimal point) Relative change in the total resistance is = (Use calculator and write the answer up to 5 digits after decimal point) Previous page Next page II
- Three resistors, R1=60, R2=50, R3=50 are connected to a battery as shown in the figure below. If the battery voltage is 25Volts, determine the power dissipated by R2. Express your answer in units of Watts, using zero decimal places. R2 ww- ww- R1 ww R3 VA7.0A current is set up in a circuit for 8.6 min by a rechargeable battery with a 9.0 V emf. By how much is the chemical energy of the battery reduced? Number i UnitsFour resistors are connected as shown below. R₁ = R₂ = R3 = R4 = 3.0 02. The voltage across the battery is 156 V. What is the current through the battery, in Ampere? Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement. R₂ R₁ ww Hi R₂ R₂