A resistor was connected to a variable voltage source and the current was measured for various voltages. The following results were obtained:Trial Voltage (V) Current (mA)10.912.821.986.532.929.944.0913.8where V is the voltage difference across the resistor and I is the current travelling through the resistor at the same time.Calculate the resistance for each trial and the average of the resistances. Determine the uncertainty in the average resistance. Report these values below. (When entering units, use ohm for 2.)R =±

The objective of this question is to calculate the resistance for each trial and the average of the…

Answered: A resistor was connected to a variable…

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

Question

A resistor was connected to a variable voltage source and the current was measured for various voltages. The following results were obtained:
Trial Voltage (V) Current (mA)
1
0.91
2.8
2
1.98
6.5
3
2.92
9.9
4
4.09
13.8
where V is the voltage difference across the resistor and I is the current travelling through the resistor at the same time.
Calculate the resistance for each trial and the average of the resistances. Determine the uncertainty in the average resistance. Report these values below. (When entering units, use ohm for 2.)
R =
±

AI-Generated Solution

AI-generated content may present inaccurate or offensive content that does not represent bartleby’s views.

Unlock instant AI solutions

Tap the button
to generate a solution

Click the button to generate
a solution

SEE SOLUTION

Similar questions

Convert following number in the given radix system.(a) (1010.011)2 to (…………)10(b) (0.513)10 to (……….)8
The resistance of wire increases from 40 – ohm at 20 0C to 50 – ohm at 70 0C. Find the temperature coefficient of resistance at 0 0C.
D3 D1 V1 sine R1 1 kHz D2 D4 Given: • V1 = 5.9 Vrms • R1 = 7 kOhm • Diode voltage = 0.9 V What is the maximum voltage across resistor R1 (in V)?
use the constant voltage drop model in analyzing the diode circuit below: 10 92 V₁ (+ M 1 V D₁ If V₁ is -3 V, what would be the state of the diodes? A. D₁ and D₂ are both OFF C B. D₁ is OFF and D₂ is ON - 1 V D₂ C. D₁ is ON and D₂ is OFF D. D₁ and D₂ are both ON + 1092 Vo
SEMICONDUCTOR DIODE ESSAY: What are your observations on the given table. How forward bias condition and reverse bias condition affects voltage and current? This data is simulated using tinkercad. A series circuit with battery, 1 diode and 1 resistor (100ohms). You can notice in 2nd column the batteries used in every row. Tinkercad AA battery is equivalent to 1.50 volts. Note that they are only different with the number of batteries used but the resistor(100ohms) and diode remains one only.
A 12-V DC automobile head lamp is to be used on a fishing boat with a 24-V power system. The head lamp is rated at 50 W. A resistor is to be connected in series with the lamp to permit it to operate on 24 V. What should be the resistance and power rating of the resistor?
2. A bank of nickel-cadmium cells is used as the emergency lighting supply for a hospital. There are 100 cells connected in series and each has an A-hr rating of 120 A-hr. The bank has to be replaced, and the manufacturer is no longer supplying nickel-cadmium cells. It is decided to replace the cells with lead-acid cells. How many lead-acid cells will be required if each has an A-hr rating of 60 A-hr, and how should they be connected?
What is the phase angle relationship of current and the voltage dropped across a pure resistance?
14. A 6-V lead-acid battery has an A-hr rating of 180 A-hr. The battery is to be load-tested. What should be the test current, and what are the maximum permissible amount and duration of the voltage drop?
a. For the resistors in series, is there a significant difference in the values of individual currents? If there are, what are the sources of variation? b. For the resistors in parallel, is there a significant difference in the values of individual currents? If there are, what are the sources of variation?
Electrical instrumentation question on Wheatstone bridge:
Consider the given choices.

SEE MORE QUESTIONS

Recommended textbooks for you

Delmar's Standard Textbook Of Electricity

Electrical Engineering

ISBN:

9781337900348

Author:

Stephen L. Herman

Publisher:

Cengage Learning

Delmar's Standard Textbook Of Electricity

Electrical Engineering

ISBN:

9781337900348

Author:

Stephen L. Herman

Publisher:

Cengage Learning

SEE MORE TEXTBOOKS