Homework Help: Physics- Pls help~review for test!

Posted by cr on Thursday, March 17, 2011 at 11:07pm.

A 10.0 kg box is pulled along a horizontal surface by a 40N force which is applied at a 30.0 degree angle. If uk = 0.3, calculate the acceleration of the box.

Physics- Pls help~review for test! - drwls, Friday, March 18, 2011 at 1:35am
a = Fnet/M

Fnet is the net force in the direction of motion

Fnet = 40N*cos30 - M*g*uk

a = (40/10)*cos30 -g*0.3
= 3.464 - 2.940 = _____ m/s^2

Answer this Question

Related Questions

physics - A box of mass 5 kg is pulled along a horizontal frictionless surface ...
Physics - A 10-kg wooden box rests on a ramp that is lying flat. The coefficient...
Physics - Two boxes on a horizontal surface, as shown in the figure above, are ...
Physics - A 23 kg suitcase is being pulled by a handle that is at an angle of 22...
physics - Two boxes (b1 = 23 kg and b2 = 57 kg) are being pushed across a ...
Physics - ohh sorry, in my first question... A 15 kg box sits on a horizontal ...
physics - A box is resting on a table frictionless). Determine the weight of the...
physics - The coefficients of static and kinetic friction between a 50 kg box ...
physics - A 33.0 kg box initially at rest is pushed 5.95 m along a rough, ...
physics - Two boxes of fruit on a frictionless horizontal surface are connected ...

For Further Reading

First Name:
School Subject:
Answer: