marlenaea marlenaea

15-11-2018
Physics

contestada

a 40-kg mass rest at the edge of a board that is 2 meters long. the coefficients of friction are .80 and .40. the board is slowly raised until the mass just begins to slide. at what angle does the mass begin to slide?

Respuesta :

apologiabiology apologiabiology

15-11-2018

at about 38.6598 degrees
see attachment for work

Ver imagen apologiabiology

Answer Link

Otras preguntas

PLEASE HELP ME ASAP! WILL AWARD BRAINLIEST! IT'S ABOUT SIMULTANEOUS EQUATIONS. TYSM ;)Solve:y=3x–34x+y=11

Can you construct a triangle that has side lengths 3 ft, 7ft, and 8ft? yes or no

Why did the goths move into the Roman Empire

The quotient of an unknown number and -13 is -14

0.000007 in standform

please do it in substitution method. Thanks.

Help me with this one

Exterior Angle Theorem

Frank is a software salesman. Let y represent his total pay (in dollars). let x represent the number of copies of history is fun he sells. Suppose that X and Y

what is asymmetry? 1. a sense of balance achieved by placing objects or forms that are different on either side of a central line 2. the relationship between pa