Problem 5.23 Part A A force of magnitude 7.50 N pushes three baxes with masses m

Question

Problem 5.23 Part A A force of magnitude 7.50 N pushes three baxes with masses m-1.30 kg m-3.20kg, and m3-4.90 kg. as shown in the figure(Figure 1). Find the magnitude of the contact force between boxes 1 and 2, and Fa 6.46 Submit Previous Answers Request Answer Incorrect: Try Again; 5 attempts remaining Part B 1011 Find the magnitude of the contact force between boxes 2 and 3 Request Answer force of 107 N, the balt's acceleration is 2a a Find the weight of the bowling ball b3Find the acceler A: See answer MacBook Air 2 3 5

Explanation / Answer

a= F/(m1+m2+m3) = 7.5/9.4 = 0.8 m/s2  

A) F12 = m1 xa = 1.3x0.8 = 1.04 N  

B) F23 = (m1+m2) x a = 4.5x0.8 = 3.59 N  

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