What is the resistance at the boiling point of water

Assignment Help Electrical Engineering
Reference no: EM13229611

1. a nichrome wire 12 ft long and .011 inch diameter conducts 1.83A when 120v are applied. what is the resistivity of nichrome?

2. Copper windings of an electric motor at room temperature of 25 degrees C has resistance of .20(r). after running the motor, the resistance rises to .22(r). what is the temperature of the windings?

3.A) Determine the absolute zero resist. point of a metal if the wire is 50 (r) at 20 degrees C and 51.04 (r) at 150 degrees C.

B) Determine the metals?

4. A) A nichrome wire has 48 (r) at freezing. What is the resistance at the boiling point of water?

B) What is the temperature at which this wire has a resistance of 48.5 (r)?

Reference no: EM13229611

Questions Cloud

Determine the current in the neutral wire : A three-phase, wye-connected induction motor is supplied by a three-phase and foursin system with line-to-line voltage of 220V and the impedance of the motor is 6.3+j3.05Ohm per phase.
What is the output impedance of the amplifier : Suppose that without a 1k-ohm load an amplifier's output voltage is 5Vpp but when the 1k-ohm load is attached, it drops to 3Vpp. What is the output impedance of the amplifier
Explain what is the ph of a solution in methylamine : What is the pH of a solution that is 0.125 M in methylamine (CH3NH2) and 0.175 M in methylamine chloride (CH3NH3Cl)?
What volume of red dye is needed to reach the endpoint : A 4.16 g sample of ascorbic acid is titrated with 0.83 M red dye. What volume of red dye is required to reach the endpoint? Molar mass of red dye =267.08 g/mol; molar mass of ascorbic acid =176.12 g/mol
What is the resistance at the boiling point of water : 1. a nichrome wire 12 ft long and .011 inch diameter conducts 1.83A when 120v are applied. what is the resistivity of nichrome 2. Copper windings of an electric motor at room temperature of 25 degrees C has resistance of .20(r).
Compute the concentrations of h+ : calculate the concentrations of h+, oh-, f-, and undissociated hf molecules in 0.10 M hf. Ka for HF is 7.1x10^(-4).
Explain what is the kb for strychnine based on measurements : Strychnine, C12H22N2O2, is a weak base. An aqueous solution of 0.0515 M strychnine solution has a pH of 10.48. What is the Kb for strychnine based on these measurements?
Explain an acetic acid - sodium acetate : The ka of acetic acid is 1.8 x 10^-5. Please show the calculations for the preparation of 100 mL of an acetic acid - sodium acetate pH 5.0 buffer using .10 M acetic acid.
Explain the reaction of 2-methyl-2-butanol with hcl : Consider the by products that might be formed by E1 and/or E2 processes in the reaction of 2-methyl-2-butanol with HCl. a. Provide structures for these products

Reviews

Write a Review

Electrical Engineering Questions & Answers

  Which real wage rate is higher

In 1988, the average wage rate was $9.45 an hour and in 2008 the average wage rate was $18.00 an hour. The CPI in 1988 was 118.3 and in 2008 it was 215.3 . Which real wage rate is higher?

  How many transistors would the design require

Design a 16 bit x 16 bit combinatorial multiplier. Use a topology similar to the 4x4 multiplier.

  How much current is there through the resistor

a 10 ohm resistor is connected across a 12 v battery. How much current is there through the resistor?

  Use specific examples of films

Write a short essay on your genre (ACTION) and its importance to the film canon. Use specific examples of films that illustrate its importance (you don't need to limit yourself to films you watched for this class).

  Determine peak-to-peak current ripple in output inductor

Determine the peak-to-peak current ripple in the output inductor for a forward converter and determine the output voltage ripple of the converter . We know the following parameters: duty cycle d, input voltage Vin, turn ratio: N1/N2

  Dispense requested amount using least number of bills

Dispense requested amount using least number of bills, Write a C program for an automatic teller machine that dispenses money. The user should enter the amount desired (a multiple of 10 dollars)

  Define design a synchronous counter using j-k flip-flops

Design of sync counter 0010 to 1101 using JK flip flops, Design a synchronous counter using J-K flip-flops that will count from 0010 to 1101 repetitively.

  Which of the following statements is correct

Technician B says that the resistance of a copper wire decreases as its length increases. Which of the following statements is correct?

  Find the overall gain gv and the equivalent circuit

Two amplifiers(CS) connected in cascade. The input voltage to the first stage has a source voltage Vsig and Rsig= 100KOhm. Rv=10KOhm AND IS CONNECTED TO THE DRAIN OF THE SECOND STAGE. BOTH TRANSISTORS HAVE Id=.25mA and Vov=.25V

  What might be an example of an input and an output

(1) What might be an example of an input and an output What are some simple examples of what constitutes the distinction between input into a program and output from the program (2) What type of arithmetic operations are supported in C++

  What are the advantages of digital communication over analog

Describe the phenomenon of aliasing caused by under sampling. How can aliasing be mitigated What are the advantages of digital communication over analog What is quantization noise How can you reduce it

  Need for radical future plans

Need for radical future plans to alleviate the very real problem we are faced with in New Zealand and address this problem, by providing an answer to Transpower

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd