Work, Power and Energy Part 1

Section: Physics

Question : 87 of 100

Marks: +1, -0

The upper half of an inclined plane with inclination phi is perfectly smooth while the lower half is rough. A body starting from rest at the top will again come to rest at the bottom if the coefficient of friction for the lower half is given by

[AIEEE 2005]

2‌cos‌φ
2‌sin‌φ
tan‌φ
2‌tan‌φ

Validate

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