Treat the following questions: 1- Calculate the intensity of the electrical current passing through a device that consumes 20,000 coulomb electrical charges within 10 minutes 2- Calculate the resistance of a copper wire, m long and of 2cm cross-section, knowing that the resistivity of copper p=1.6x10 -8 Ω.m. 3- An electric heater carrying a current of 5A, during 30 minutes under a voltage of 200V. Calculate: a- The resistance of the electric heater b- The power dissipated due to the heating effect c- The electric energy in kilo watt hour ( KWh ) d- The heat energy in joules and in calories 4- We have 4 resistors connected in series R1= 32 R2= 52 R3= 72 R4= 22 Under a voltage of 20V Calculate: a- Draw the circuit b- The total resistance Regg c- The intensity of current in the circuit d- The voltage at each resistor e- The power dissipated in the circuit

Treat the following questions: 1- Calculate the intensity of the electrical current passing through a device that consumes 20,000 coulomb electrical charges within 10 minutes 2- Calculate the resistance of a copper wire, m long and of 2cm cross-section, knowing that the resistivity of copper p=1.6x10 -8 Ω.m. 3- An electric heater carrying a current of 5A, during 30 minutes under a voltage of 200V. Calculate: a- The resistance of the electric heater b- The power dissipated due to the heating effect c- The electric energy in kilo watt hour ( KWh ) d- The heat energy in joules and in calories 4- We have 4 resistors connected in series R1= 32 R2= 52 R3= 72 R4= 22 Under a voltage of 20V Calculate: a- Draw the circuit b- The total resistance Regg c- The intensity of current in the circuit d- The voltage at each resistor e- The power dissipated in the circuit

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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