girl1729 girl1729

19-07-2019
Engineering

contestada

Coefficients of friction always involve how many materials? a. 0 b. 1 c. 2 d. 3

Respuesta :

A1peakenbe A1peakenbe

23-07-2019

Answer:

Answer is c. 2

Explanation:

Since friction is present at the contact between 2 materials thus coefficient of friction always involve 2 materials

Answer Link

Otras preguntas

Which type of mood does the author create through his word choice in this excerpt?

Which of the following statements about annuities are true? Check all that apply. An annuity due earns more interest than an ordinary annuity of equal time. An

What do strong and weak acids have in common? A. Electrical current conduction B. Reaction with magnesium C. pH paper test D. Litmus paper test

When using the "method of sections" to solve a truss problem, a "slice" can pass through at most how many unknown members? a. 0 b. 1 c. 2 d. 3

How to convert 3.5 gallons into quarts. There are 4 quarts in 1 gallon.

For certain workers, the mean wage is $5.00/hr, with a standard deviation of $0.25. If a worker is chosen at random, what is the probability that the workers wa

Which type of epithelial tissue would be the least protective? A) Transitional B) Simple columnar C) Stratified keratinized D) Simple squamous

if eggs are so fragile, how do they actually protect the growing bird?

what are the benefits of takeovers?

Which of the following is an acceptable structure for 2,5,5-trimethylhept-3-yne (CH3CH2)CH(CH3)C≡CCH2CH(CH3)2 CH3CH2C(CH3)2C≡CC(CH3)3 (CH3CH2)2C(CH3)C≡CCH2CH3 (