A uniform rope of mass m hangs freely from a ceiling. A bird of mass M climbs up the rope…
Physics · JEE Advanced · NTA Exams — Laws of Motion
A uniform rope of mass m hangs freely from a ceiling. A bird of mass M climbs up the rope with an acceleration a. The force exerted by the rope on the ceiling is:
- Ma + mg
- M (a + g) + mg
- M (a + g)
- dependent on the position of bird on the rope
Answer
(B) M (a + g) + mg
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