(a) Calculate the acceleration.Enter to 3 significant figuresa =✔m/s²(b) What would the acceleration be if friction were 31 N?Enter to 3 significant figuresa =✔m/s² 1. Your free body diagram for Part 2 should have looked like this:Construct the free-body diagram.1. Place the tail of the vectors within the confines of the mass.2. Orient the vectors by dragging the heads in the proper direction.Note: the angles may be within +15°, the magnitudes are not considered, andthe vectors do not need to be centered on the mass.N; 90°FL; 180; 179.87°mg; 270°FR: 0.04⁰Suppose two children push horizontally, but in exactly opposite directions, on a third child in awagon. The first child exerts a force FL of 65.0 N, the second a force FR of 96.0 N, friction f is13.0 N, and the mass of the third child plus wagon is 26.0 kg.Think & PrepareConsider the direction of the forces. The forces applied by the two children outside of thewagon are stated to be in opposition to one another. What about friction?With respect to thedirection of motion, how does it act? Will its effect be additive or subtractive?

Answered: Image /qna-images/answer/03c7e8ad-d790-4d44-be9d-0ae0d557a054.jpg

1. Your free body diagram for Part 2 should have looked like this: Construct the free-body diagram. 1. Place the tail of the vectors within the confines of the mass. 2. Orient the vectors by dragging the heads in the proper direction. Note: the angles may be within +15°, the magnitudes are not considered, and the vectors do not need to be centered on the mass. N:90° 1444 FL: 180; 179.87 mg; 270 FR: 0.04⁰ Suppose two children push horizontally, but in exactly opposite directions, on a third child in a wagon. The first child exerts a force F₁ of 65.0 N, the second a force FR of 96.0 N, friction f is 13.0 N, and the mass of the third child plus wagon is 26.0 kg.

1. Your free body diagram for Part 2 should have looked like this: Construct the free-body diagram. 1. Place the tail of the vectors within the confines of the mass. 2. Orient the vectors by dragging the heads in the proper direction. Note: the angles may be within +15°, the magnitudes are not considered, and the vectors do not need to be centered on the mass. N:90° 1444 FL: 180; 179.87 mg; 270 FR: 0.04⁰ Suppose two children push horizontally, but in exactly opposite directions, on a third child in a wagon. The first child exerts a force F₁ of 65.0 N, the second a force FR of 96.0 N, friction f is 13.0 N, and the mass of the third child plus wagon is 26.0 kg.

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter1: Units And Measurement

Section: Chapter Questions

Problem 72P: State how many significant figures are proper In the results of the following calculations: (a)...

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