Electrical resistance of the stretched wire
The electrical resistance on a long piece of wire is R. The wire is streatched to be twice as long, and because the volume doesnt change its cross-sectional area is halved. The electrical resistance of the stretched wire is:
a. R/2
b. R
c. 2R
d. 4R
Expected delivery within 24 Hours
A circular rod has a radius of curvature R and a uniformly distributed charge Q and it subtends an angle, θ, in radians. What is the magnitude of the electric field it produces at the center of the curvature?
Given a Uniform Distribution for a random variable X on the interval 1 to 11. What is the probability for X being greater than 5 and less than 7? What is the probability that X is greater than 6?
The height from the ground to the top of the stairs is 2 ft. Based on ADA codes, the slope must be 1:12 or less. What is the ideal mechanical advantage of the ramp?
Suppose you have a histogram that shows relative frequency. How do you calculate the proportion of the sample that lies between any two of the histogram bars?
What is the specific volume of water at 50 MPa and 80 degrees Celcius. What would it be if the incompressible liquid approximation is used?
A voltmeter is used to read the potential difference accross the poles of a battery.
Consider a multiple regression model, y = beta_0 + beta_1 * x_1 + beta_2 * x_2 + beta_3 * x_3 to fit these data, which consist of points of the form (x_1, x_2, x_3, y):
Determine the temperature at which condensation first occurs, in °C, and the fraction of the total mass that has condensed when the pressure reaches 5 bar. What is the volume, in m3, occupied by saturated liquid at the final state?
1922190
Questions Asked
3,689
Active Tutors
1448261
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Problem: A highly resistant antibiotic strain of S. aureus would reproduce BEST in: the presence or absence of antibiotic.
Question: Which of the following eukaryotic microorganisms is always multicellular?
The feature you choose must be geology-based so you can explain the geology behind the feature (do not choose non-geology,
Which lobes of the brain is Katie currently using to recognize her father's face?
A group of field biologists are studying butterflies around a local pond to estimate population size. On the first day, they capture 500 butterflies,
A small population of white-footed mice has the same intrinsic per-capita rate of increase (r) as another large population.
What is the most likely mode of inheritance for the genetic condition in this family? Question options