Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Chapter 3, Problem 50P
If the sheet resistance of a tin oxide sample is
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Chapter 3 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 3 - Convert the following to mils: 0.2Â in. 1/32Â in....Ch. 3 - Calculate the area in circular mils (CM) of wires...Ch. 3 - Prob. 3PCh. 3 - What is the resistance of a copper wire 200 ft...Ch. 3 - What is the area in circular mils of an aluminum...Ch. 3 - A 2.2 resistor is to be made of nichrome wire. If...Ch. 3 - What is the diameter in inches of a copper wire...Ch. 3 - A wire 1000 ft long has a resistance of 0.5 and an...Ch. 3 - A contractor is concerned about the length of...Ch. 3 - What is the cross-sectional area in circular mile...
Ch. 3 - Prob. 11PCh. 3 - Determine the increase in resistance of a copper...Ch. 3 - What is the new resistance level of a copper wire...Ch. 3 - In construction the two most common wires employed...Ch. 3 - Compare the area of a #12 wire with the area of a...Ch. 3 - Compare the area of a #20 hookup wire to a #10...Ch. 3 - For the system in Fig. 3.46, the resistance of...Ch. 3 - From Table 3.2, determine the maximum permissible...Ch. 3 - The resistance of a copper wire is 2 at room...Ch. 3 - The resistance of an aluminum bus-bar is 0.02 at...Ch. 3 - The resistance of a copper wire is 1.2 at room...Ch. 3 - The resistance of a copper wire is 25m at a...Ch. 3 - The resistance of a copper wire is 1 at 20C (room...Ch. 3 - If the resistance of 1000 ft of wire is about 1 at...Ch. 3 - Verify the value of 20 for copper in Table 3.4 by...Ch. 3 - Prob. 26PCh. 3 - Prob. 27PCh. 3 - A 22 wire-wound resistor is rated at +200PPM for a...Ch. 3 - A 100 wire-wound resistor is rated at +100PPM for...Ch. 3 - What is the approximate increase in size from a 1...Ch. 3 - If the resistance between the outside terminals of...Ch. 3 - If the wiper arm of a linear potentiometer is...Ch. 3 - Show the connections required to establish 4k...Ch. 3 - Find the range in which a resistor having the...Ch. 3 - Find the color code for the following 10%...Ch. 3 - Is there an overlap in coverage between 20...Ch. 3 - Given a resistor coded yellow, violet, brown,...Ch. 3 - How would Fig. 3.26(a) change if the resistors of...Ch. 3 - Find the value of the following surface mount...Ch. 3 - Find the conductance of each of the following...Ch. 3 - Find the conductance of 1000 ft of #12 AWG wire...Ch. 3 - Find the conductance of a 10,20 and 100 resistor...Ch. 3 - The conductance of a wire is 100 S. If the area of...Ch. 3 - Why do you never apply an ohmmeter to a live...Ch. 3 - How would you check the status of a fuse with an...Ch. 3 - How would you determine the on and off states of a...Ch. 3 - How would you use an ohmmeter to check the status...Ch. 3 - Using metric units, determine the length of a...Ch. 3 - Repeat Problem 11 using metric units; that is,...Ch. 3 - If the sheet resistance of a tin oxide sample is...Ch. 3 - Determine the width of a carbon resistor having a...Ch. 3 - Derive the conversion factor between (CM-/ft) and...Ch. 3 - In your own words, review what you have learned...Ch. 3 - Visit your local library and find a table listing...Ch. 3 - Find at least one article on the application of...Ch. 3 - Using the required 1MA/cm2 density level for...Ch. 3 - Research the SQUID magnetic field detector and...Ch. 3 - Find the resistance of the thermistor having the...Ch. 3 - Using the characteristics of Fig. 3.38, determine...Ch. 3 - Referring to Fig. 3.40(a), find the terminal...
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- The area of cross section of copper wire is 3*10-6 m2. It Carries a current of 4.2 A. Calculate current density in the wire.arrow_forwardwhat is the resistance of 30 ft of silver wire with a diameter of 0.040 inches. at 20°Carrow_forwardA metal resistor has resistance of 10 ohm at 0°C and 11 ohms at 160°C, the temperature coefficientarrow_forward
- The resisitivity of silver is 1.59x10-8 at 20oC. What is its temperature coefficient of resistance at 30 oC?arrow_forwardThe resistance of a wire is 126.48 ohms at 100°C and 100 ohms at 30°C. Determine the temperature coefficient of copper at 0°Carrow_forwardFor a given wire gauge, the longer the wire the greater the resistence. A copper wire 750ft long has a resistance of 1.89 ohms. How long is a copper wire of the same gauge whose resistance is 3.15 ohms? I need to show workarrow_forward
- If the resistance of a copper wire is 50 Ω at 20 C what is the resistance at 100o C.arrow_forwardthe resistance of a wire is 126.48 ohms at 100 °C and 100 ohms at 25 °C . determine the temperature coefficient of copper at 0 °C.arrow_forwardA 1600m long copper cable is made up of 7 wires each having a diameter of 1.7mm. Calculate the resistance of the cable if the specific resistance of copper is 1.75 x 10e-8 ohm – m.arrow_forward
- 10. Determine the reading (in ohms) of an ohmmeter for the given circuit at point: a.) AB b.) AC c.) BC Given Circuit: See attached imagearrow_forwardFind the voltage across 2kohm resistancearrow_forwardA wire having a resistance of 3 ohm has a length of 3.3 m and cross sectional area of 0.0177 m2. What will be the resistivity of the wire?arrow_forward
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