Register
A 1.6 kg block slides freely across a rough surface such that the block slows down with an acceleration of -1.5 m/s2. What is the coefficient Friction between the Block and the surface.
168k views
15 votes
A 1.6 kg block slides freely across a rough surface such that the block slows down with an acceleration of -1.5 m/s2. What is the

coefficient Friction between the Block and the surface.

User Anidhya Ahuja
by
3.6k points

1 Answer

8 votes

Answer:

0.1531

Step-by-step explanation:

a=1.5m/s^2

if you look at the image above let's assume that the object is on an inclined plane.

but because this object is on the ground, the angle is 0

a=g(sin0-ucos0)

a= -ug

-1.5= -u× 9.8

coefficient of friction= 1.5/9.8=0.1531

A 1.6 kg block slides freely across a rough surface such that the block slows down-example-1
User Arto Uusikangas
by
3.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

3.4m questions

4.3m answers

Other Questions

A car is moving 14.4 m/s when it hits the brakes. It slow from 78.8 m, which take 9.92s. It then accelerates at 1.83 m/s 2 for 4.50 s. What is the total displacement?
A charge Q is uniformly spread over one surface of a very large nonconducting square elastic sheet having sides of length d. At a point P that is 1.25 cm outside the sheet, the magnitude of the electric
ou are unloading a refrigerator from a delivery van. The ramp on the van is 5.0 m long, and its top end is 1.4 m above the ground. As the refrigerator moves down the ramp, you are on the down side of the
A 0.260 kg potato is tied to a string with length 2.50 m, and the other end of the string is tied to a rigid support. The potato is held straight out horizontally from the point of support, with the string
What atom accounts for 91% of all the sun's atoms
Link Copied!