An object travels from point A to point B while two constant forces of unequal m

Question

An object travels from point A to point B while two constant forces of unequal magnitude are exerted on it, as shown in the figure.  Which of the following statements are correct?

1. F3 does positive work.2. F3 does negative work.3. F4 does positive work.4. F4 does negative work.5. The net work done on the object is zero.6. The net work done on the object is positive.7. The net work done on the object is negative.

a.

An object travels from point A to point B while two constant forces of unequal magnitude are exerted on it, as shown in the figure. Which of the following statements are correct? F3 does positive work. F3 does negative work F4 does positive work. F4 does negative work. The net work done on the object is zero. The net work done on the object is positive. The net work done on the object is negative.

Explanation / Answer

e) 2. F3 does negative work.

3. F4 does positive work

  7. The net work done on the object is negative. if work done on the system is consideed as negative

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