Chapter 4 Homework part 2 096 Fullscreen Assigned as Question 7b Alex is asked to move...

Question

Question

Answer 1

Answer #1

acceleration of system

a = F / ( ma + mb)

a = 8.7 / ( 7 + 13.1)

a = 0.4328 m/s^2

force on B

Fb = mb * a = 7* 0.4328 = 3.03 N

========

Answer 2

Similar Homework Help Questions

= 8.6 N Alex Is asked to move two boxes of books contact with each other...

= 8.6 N Alex Is asked to move two boxes of books contact with each other and resting on a frictionless floor. He decldes to move them at the same time pushing on box A with a horizontal pushing force F Here box A has a mass m 7.0 kg. The contact force between the two boxes F. and N denotes the normal force. = 14.1 kg and box B has a mass ma ma the acceleration (in m/s2) of...
QUESTION 1 Part A A box of mass m1 rests on a smooth, horizontal floor next...

QUESTION 1 Part A A box of mass m1 rests on a smooth, horizontal floor next to a box of mass m2. Suppose the force of 20.0 N pushes on two boxes of unknown mass. We know, however, that the acceleration of the boxes is 1.20 m/s2 and the contact force has a magnitude of 4.45 N. Find the mass of box 1 and box 2. Express your answers using three significant figures separated by a comma. QUESTION 2 A...