5 part A: If u(C) = 0.2C. What in the uncertainty of a 500 mF capacitor in mF? 5 Part B: If C = 500 mF and R = 8000 W , and V = 5 V. What is the voltage across the resistor in an RC circuit if it started out fully charged and the time since we started charging 6 seconds ago?
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5 part A:
If u(C) = 0.2C. What in the uncertainty of a 500 mF capacitor in mF?
5 Part B:
If C = 500 mF and R = 8000 W , and V = 5 V. What is the voltage across the resistor in an RC circuit if it started out fully charged and the time since we started charging 6 seconds ago?
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- QUESTION 8 Find the uncertainty in a calculated electrical potential difference from the measurements of current and resistance. Electric potential difference depends on current and resistance according to this function V(I,R) = IR. Your measured current and resistance have the following values and uncertainties I = 2.4 Amps, 81 = 0.2 Amps and R = 29.5 Ohms and SR = 0.6 Ohms. What is the uncertainty in %3! %3D the , SV ? Units are not needed in your answer.Use "E" as the symbol for Voltage. R, R, 3. If I = 0.75 A, R1 = 6 Q, and R2 = 15 Q, what is.. a. the voltage across R1? : b. the voltage across R2? : c.the voltage of the battery?! :: 4.5 V : 11.3 V :: 15.8 V :: 6.8 V :: 2.7 V : 9.7 V5. Compute for the individual values and the total values of the voltage, the current, and the resistance of the series circuit here. R, = 100 A VOLTAGE, CURRENT, RESISTANCE, V Vs = 12v R2= 200 R3 =300 6. Draw a series circuit connecting a battery and four resistors with a total resistance of 15 Q. The total current in the circuit should be 3 A. 7. Compute the individual values and the total values of the voltage, the current, and the resistance of the circuit here. IT VOLTAGE, CURRENT, RESISTANCE, 12 V V, = 24v R1 R2 R3 R1=102 R2 200 R3 =300 70 Property of and for the exclusive use of SLU. Reproduction, storing in a retrieval system, distributing, uploading or posting nline, or transmitting in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise of any part of this document, without the prior written permission of SLU, is strictly prohibited. 2021.03.08 09:52
- 1. Acombination of three resistors R,, R, and R, in series is connected across a voltage source V,. The vollage drop across R, and Rs are 10 V and 36 V, respectively. If the current supplied by the source voltage is 1.4 A and the total power supplied by the source is 7O W, Calculate the following A. The value of V, and the voltage drop across R, B. The equivalent resistance across the voltage source, and the values of R,, R, and R, C. The power dissipated by each resistorQ1. A voltage regulator circuit is given below with Vz of Zener diode 9V and 100mA is the total current. a. Determine the minimum and maximum input voltages (Vin) that can be regulated by the given circuit. b. Determine the minimum value of load Resistance, RL suitable for Zener diode with Izk=15mA. R 470 N IT 100 mA Vin RL 500 OhmsQ1: a. Compare between AND,and XOR gates ( Definition and truth tables)? (2) b. The diagram below shows five logic gates symbol and five names (2.5) Draw a line between each logic gate symbol and its correct name. Logic Gate Symbol Name D- AND NOT NOR Da XOR NAND
- 5 V 1. For the circuit below, the total current drawn by the circuit is 0.40 A. + a. What is the voltage (in V) across each light bulb? (3) b. Determine the current (in A) in each light (3) bulb. c. What is the equivalent resistance (in 2) of the two branches in parallel? (2) d. What is the total resistance (in 2) of the circuit? (2) R₁ = 7 Ω R₂ = 90 R3 = 130a. Using the characteristics of the first figure, determine ID and VD for the circuit of the second figureb. Repeat part (a) with R = 0.57 kilo-ohms.c. Repeat part (a) with R = 0.78 kilo-ohm.d. Is the level of VD relatively close to 0.7 V in each case?2.1:Draw a circuit diagram of the circuit 2.2:Briefly explain how to connect an ammeter to measure the current in the circuit. 2.3:Briefly explan how to connect a voltmeter to measure the potential difference across a resistor in the circuit. 2.4: explain whether it matters where the ammeter is connected in the circuit. 2.5:explain whether it matters where the voltemeter is connected in the circuit.
- Q5: Derive the expression for power P = VI in an electrical circuit. Q6: What is the resistance of an electric arc lamp, if the lamp uses 20A20A when connected to a 220 volt? Q7: A 162 resistor is connected to a 48v battery. What is the charge flow through it in one minute? Q8: A wire having an area of cross section = 6mm? and another wire having an area of cross section 10mm2, have the same length and are made up of the same material. Which wire has more resistance? Q9: In two minutes, 120C of charge flow through a conductor. What is the current flowing through it and the voltage across the terminals if the resistance of the conductor is equal to 22? Q10. 100 cm length of wire that is 1.5mm2 in cross section has a measured resistance of 12. Calculate the resistivity of the used material. Q11. Some homes use solid wire having a cross-sectional area of 4mm2 to provide electrical distribution to outlets and light sockets. Determine the resistance of 24 meters of this solid wire.…IMPLEMENTATION OF XOR AND XNOR GATES USING NAND GATES 1. Material Required: Logic Trainer Connecting Wires Components(IC’s): 40112. Procedure:It is clear from the logic diagram that the NAND gate implementation of XOR gate requiresfive NAND gates. You will need two quad- 2 in NAND gate ICs to perform this experiment.Gets the required number of ICs containing NAND gates and other apparatus from the labattendant. Plug in the ICs in the breadboard of the Logic Trainer. Connect 5Vdc power supplyand ground on pins 14 and 7 respectively. For other pin configuration consult the data sheet (wehave already used NAND gates in the first lab so it should not be a problem). Wire your circuitaccording to the logic diagram for XOR gate as given above. Once you have wired the circuit,check it with your instructor and, if approved, power up your circuit. The outputs should beconnected to the LEDs on the Logic Trainer for monitoring purpose. Apply different inputcombinations at the input and note…Compare between incandescent lamps (70 watt) and CFL lamp (17 watt). if the price of incandescent is 3 NIS and the price of the florescent is 12 NIS and the price of the KWH is 0.5 NIS assuming that both lamps will work 10000 hours, how many NIS we save when we use CFL lamps. ut of uestion Select one: a. 137.5 NIS Ob. 271 NIS O c. 230 NIS d. none of these e. 150 NIS
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