Name Class Date Chapter 35 Electric Circuits 2. Calculate the voltage impressed across a circuit in which three 1.5-2 resistors in parallel draw a current of 12 A. This gift is yours FREE
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- When two identical resistors(say 4 ohm each)Are connected in parallel to a 12 V car battery,Calculate for both resistors: a.Voltage across each ,b.power dissipated in each,c.current through each? Do any of your answers change if the restistors are different from each other?HYP. Retum Man 2-Foot.. What would happen to the current if the voltage is doubled from 21 V to 42 5 points V? (This one requires you to think a little) * This diagram represents a closed series circuit. 6.1Q 5.10 土一 21 V the current will double the current will quadruple the current will remain constant the current will be cut in half O the current will be cut by 1/4How did integrated silicon circuits (microchips) change electronics? a They made electronic devices bulkier and heavier. b. They made electronic devices less effective and less useful. c. They made electronic devices smaller and more lightweight. d. They made electronic devices more expensive and less portable. Please select the best answer from the choices provided O A O B O c O D
- Plz I need the correct answer of this questions all branch in electronicsQ5: 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.…The unit of electrical resistance. Sl units kg.m?/s³.A? To understand further, open this link, (131) Ohm's Law- YouTube. Watch the video and answer the questions below. ACTIVITY 1: OHM'S LAW The table below illustrates this relationship both qualitatively and quantitatively for several circuits with varying battery voltages and resistances. Fill in the blanks below. 1.5 V 0.50 Amp 1. 2. 3. 4.5 V Amp 4. 1.5 V 0.25 Amp 5. 0.5 Amp 09 6. Amp Assumption Passi: A kome where YOU can le your BEST! CR No part of this LAS may be reproduced in any form or by any means without written permission from ASPCI, inc.. 1
- 5. A 250-volt electrical heater is used to warm 3Li/hr of water from 19°C to 98°C. Assume heat conversion loss of 25% of the total heat supplied, how much current in amperes must be supplied to this heater. Derive with the formula below, show the cancellation, explain the step by step and DRAW a free body diagram/figure. refer with this: PE1 + KE1 + U1 + WF1 + Q1 + W1 = PE2 + KE2 + U2 + WF2 + Q2 + W2 + E losses.Identify the statement from the following why rubber does not allow electric current. O a. It is a non-metal O b. It has high resistance O c. It is an insulator O d. All the given options ents Jump to..PH.6. please help me understand circuits. Ty.
- PLEASE ANSER THIS EXERCISE. THIS IS NOT A GRADED QUESTION. 1. Good thermal conductors are said to be good electrical conductors. If so, why is it that cords used to connect toasters, irons, and heat-producting apoliances get hot by the conduction of heat from the heating element? 2. How would you expect the resistivity of a good insulator such as glass or polysterene to vary with temperature? 3. A fuse is a device that is designed to break the circuit. It melts when the current exceeds its value. What characteristics should the material have?4G l. 9:00 A elearning.ibrict.edu.om | General / Theory Quiz - Physics 2 Question 2 Not yet answered Marked out of 0.50 P Flag question In the following phasor diagram 90° O a. voltage lags O b. 'v' and l' are in phase O c. voltage leads O d. current leads Previous page Next page 1 Announcements1. What happened to the voltage across the resistance box as the current through it was increased? What is the relationship between voltage and current when resistance is fixed? 2.What is the current in a 10 ohms resistor due to a potential difference of 40 V? Explain.