Answered: What is the size in square milimeter…

Engineering

Electrical Engineering

What is the size in square milimeter (mm2) is the cable of 250 MCM size?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter23: Resistive-inductive-capacitive Series Circuits

Section: Chapter Questions

Problem 1RQ: What is the phase angle relationship of current and the voltage dropped across a pure resistance?

See similar textbooks

Related questions

Q: A diffused resistor has a nominal value of 10 kΩ at a temperature of 25◦C and has a TCR of +2000…

A: The diffused resistor has a nominal value of 10 KΩ The diffused resistor is at a temperature of…

Q: / The resistance of a platirum thermometer wire measured at 50C°, 200C° and 500C° is 14,20320 ,…

A: Given,When a platinum thermometer wire is measured, At 50°C,The resistance is 14.2032 Ω.At 200°C,The…

Q: 3- A cylindrical piece of Ge having diameter of 3 mm, is doped with 1015 atom/ m of arsenic (As).…

A: The resistance is of cylindrical shape they mention the diameter from the diameter we can calculate…

Q: A copper wire is (50 m) long, and has a cross-sectional area of (5 mm2). a/ Calculate the resistance…

Q: Consider a gravity-driven LED bulb that provides 16 lumens of lighting. The device uses a 10-kg…

A: The rating of the gravity-driven LED is 16 lumens. (a) The velocity of the sandbag is calculated…

Q: Cell membranes contain channels that allow Na" ions to rush in. Consider a channel that has a…

A: The electrical resistance of a conductor with a unit cross-sectional area and length is called…

Q: When a current of 2 A flows for 3 micro-seconds in a coper wire, estimate the number of electrons…

Q: The doping profile of a bar of Si is N,(x) = Noe¬×/ª at 300 K. Given that No = 1014 cm³, r, = 80 ns,…

A: Given: Brief description: In the above given question they have mentioned the doping profile of the…

Q: Example: A sample of pure Ge at 300K" has a density of charge carriers of (2.5x10"m ). It is doped…

Q: A storage battery of internal resistance of 0.4 is to be charged from a DC line. If the EMF of the…

A: Given: Internal resistance, r=0.4ΩEMF of the battery, E=12VCharging current, I=4ALet DC supply…

Q: A piece of gold wire has a resistance of 10 0. What will be the resistance of manganin wire of…

Q: Q3/A packet of resistors bought in an electronics component shop gives the nominal resistance value…

A: Tolerance in a resistance gives the maximum and minimum resistance variation in the Resistor. Less…

Q: A piece of wire of cross-sectional area 2 mm^2 has a resistance of 1.2k Find the cross-sectional…

A: In this question we will find Area of material for resistance change...

Q: HW1 When a current of 2 A flows for 3 micro-seconds in a coper wire, estimate the number of…

Q: 5. A conductive block in the shape of a rectangular solid has a cross-sectional area of 12 cm2…

A: Dear student as per our guidelines we are supposed to solve only one question in which it should…

Q: 3. Consider the following scenario: A civil engineering student measures the resistivity of a…

A: (a) From the given data, the cross-sectional area of the wire is constant as the radius is constant,…

Q: Q3. For any battery under hand, show how can you make Ragone plot for it

Q: Find the conductance of 100 ft of No. 15 AWG iron wire, which has a diameter of 64 mils. The…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: The resistance of a given electric device is 46 ohms at 25 °C. If the temperature coefficient of…

A: In this question The resistance of a given electric device is 46 ohms at 25 °C. If the temperature…

Q: A metallic wire is stretched from original length of 2 m to 5 m. If the original cross-sectional…

Q: the resistance of a given electric device is 46 ohms at 25 °C . if the temperature coefficient of…

A: Given R 25 0 c =46 at T = 25 0c C 20 = 0.00545 %c at T =20 0 CR t c =92 hence find t =? R 25 =R20…

Q: 3- A cylindrical piece of Ge having diameter of 3 mm, is doped with 1015 atom/ m of arsenic (As).…

A: According to question: The resistivity of 'Ge' is calculated as…

Q: A packet of resistors bought in an electronics component shop gives the nominal resistance value as…

A: In this question we need to find a minimum and maximum value of resistance for the given tolerance…

Q: A bar of silicon is 4 cm long with a circular cross section. If the resistance of the bar is 240 Q…

Q: 2. A cable one kilometer long and 0.5 inch in diameter is composed of a steel core 0.25 inch in…

A: First calculate the value of resistance for each metal by using formula. Resistance =…

Q: A piece of wire of uniform cross section has a resistance of 0.8 ohm. If the length of the wire is…

A: Given, ResistanceR=0.8 Ω Length l'=2l Cross section area A'=4A

Q: Solve the following problems If a 100-V resistor is connected across the terminals of a 12-V…

A: Use ohms law V=I*R Since it is pure resistance network...

Q: 3- A cylindrical piece of Ge having diameter of 3 mm, is doped with 105 atom/ m of arsenic (As).…

Q: Len d O Aluminum has a bulk resistivity p of 2.7 µ-cm. Find the length, Len, (in meters) of the…

Q: 4. Find the length of a piece of nichrome wire 0.102 cm in diameter and has a resistance of 25 Q.…

A: In this question we will find length of nichrome wire with given data...

Q: Q4) The resistance of the wire used for telephone is 35 per kilometre when the weight of the wire is…

A: Given,Resistance of wire, R=35 Ω/km.Weight of wire, W=5 kg/km.Specific resistance, ρ=1.95 ×10-8…

Q: Find the resistivity at 300 K for a Si sample doped with 1.0x10 cm of phosphorous atoms, 8.5x 10 cm…

Q: 3- A cylindrical piece of Ge having diameter of 3 mm, is doped with 1015 atom/ m of arsenic (As).…

Q: A wire 50 m in length and 2 mm² in cross section has a resistance of 0.56 Q. A 100-m length of wire…

A: Resistance=Resistivity×LengthArea. We will take ratio of resistances to find new area. Area =π×d2A.

Q: Q3] Find the resistivity at 300 K for a Si sample doped with 1.0x10 cm of phosphorous atoms, 8.5x…

Q: 4. Consider the problem of using a low-voltage system to power your little cabin. Suppose a 12-V…

Q: Calculate the temperature coefficient of resistance of aluminum at 300C and uses it to find the…

Q: A3 cm long bar of Si has a cross-sectional area of 0.2 cm? and is doped with 5 x 1017 acceptor atoms…

A: Einstein relation gives , D / U = Dn / Un = Dp / Up = KT / q =T( K) / 11600 where D is diffusion…

Q: 3- A cylindrical piece of Ge having diameter of 3 mm, is doped with 1015 atom/ m of arsenic (As).…

Q: Wire having length 1 cm, a cross section area 1cm.square and a sistivity 1(ohm. Meter) is connected…

A: To solve above problem, one should know about resistance calculation of a material. The resistance…

Q: Len Aluminum has a bulk resistivity p of 2.7 µ-cm. Find the length, Len, (in meters) of the above…

Q: QI] Electrons in silicon have a mobility of 1000 cm /V-sec. The electric field is applied to make…

Q: A cylindrical piece of Ge having diameter of 3 mm, is doped with 1015 atom/ m3 of arsenic (As). What…

A: From the formula of resistance we can able to find the length of the cylindrical piece which is made…

Q: A conductive block in the shape of a rectangular solid has a cross-sectional area of 12 cm2 across…

A: As per the guidelines, we supposed to answer the first three-part of the question at a time so…

Q: Example11 a) Find the value of a, at (T1 = 40 C') for copper wire. b) Using the result of (a), find…

Q: ) Calculate the temperature coefficient of resistance of aluminum at 2°C. (b) Using the value thus…

A: given aluminum conductor

Q: Overhead wires are made up of aluminum. For short transmission lines, they are about 50 miles. If…

A: Given for aluminium transmission line : Length = 50 miles = 50× 1609.34 meter Length = 80467 m…

Concept explainers

Methods of Wiring

Electrical wiring is the way of integrating cables and wires to interconnected equipment such as fuses, switches, sockets, lights, fans, and so on to the main distribution board, which is a specific structure attached to the utility pole that ensures a constant power supply.

Question

What is the size in square milimeter (mm²) is the cable of 250 MCM size?
Calculate the temperature coefficient of resistance of aluminum at 30⁰C and uses it to find the resistance of an aluminum wire at 70⁰C if the wire has a resistance of 40 Ω at 30⁰

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

What is the phase angle relationship of current and the voltage dropped across a pure resistance?
The temperature coefficient of resistivity of carbon is -0.0005/C°. If the resistor is made of graphite has a resistance of 5 kΩ at 20°, find the resistance at 27°.
An aluminum wire 5m long and 2mm diameter is connected in parallel with a copper wire 3m long. The total current is 4 A and that in the aluminum wire is 2.5 A. Find the diametre of the copper wire. The resistivity of copper wire being 1.7 micro ohm meter and that of aluminum taken Al 2.6 micro ohm meter
Some copper wire has a resistance of 200 at 20 ° C . A current is passed through the wire and the temperature rises to 90 ° C . Determine the resistance of the wire at 90 ° C , correct to the nearest ohm , assuming that the temperature coefficient of resistance is 0.004 / C at 0 ° C
Compute for the equivalent resistance
A wire has a resistance of 12 N. It is bent in the form of a circle. The effective resistance between the two points on any diameter of the circle is
Find the equivalent resistance and explain it with picture.
compute for the conductance of the following parallel resistances, R1=10kohm,R2=12kohm,R3=2kohm.R4=5kohm.
An copper wire has a total length of 2820 inches (in.) and a cross-sectional area of 4in. by6 in. Find the resistance of the wire.
The resistance of tunsgten filament at 1750c° is 4ohm. Find the resistance of the filament at 20c°[take the temperature coefficient of resistance of tunsgten as 6×10^-3k^-1]
Determine the equivalent resistance across the terminals
A 1 m length of wire is found to have a resistance of 25 ohms. If the diameter of the wire is 1 mm, determine the resistivity in ohms-m