A mass M is initially at rest on a horizontal surface, ?s=0.30 and ?k=0.20 . A h

Question

A mass M is initially at rest on a horizontal surface, ?s=0.30 and ?k=0.20 . A horizontal string then pulls M with a tension T. N is the normal component of the contact force. All quantities below are magnitudes.

True False 1.The total force on M is ?kN if M remains at rest.
True False 2.The value of N equals Mg
True False 3.If M does not accelerate, then T ? ?sN
True False 4.M will accelerate if T exceed ?sN
True False 5.M will accelerate if T exceeds ?kN
True False 6.T equals ?kN if M remains at rest.

Explanation / Answer

1. False

2. True

3. True

4. True

5. False

6. False

Related Questions

Navigate

• Browse (All)
• Browse A
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.