Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
5.7k views
in Physics by (70.7k points)

When a cylinder is spinned and placed somewhere on surface of a rough inclined plane as shown then after release.

(A) The cylinder may continue to accelerate down and never be in pure rolling. 

(B) The cylinder may accelerate up for some time then retard and come down in pure rolling. 

(C) The cylinder may accelerate down continuously and pure rolling will start after some time. 

(D) Friction will act on cylinder in upward direction initially and later it will be downward direction.

1 Answer

+1 vote
by (71.5k points)
selected by
 
Best answer

Correct option (A) (B) (C)

Explanation:

(A) if μ < tanθ/3, it will not be in pure rolling.

(B) If mg cosθ > mg sinθ, cylinder will accelerate up initially for some time.

(C) If mg sinθ > mg cosθ , cylinder will accelerate down continuously.

(D) Friction will always act in upward direction.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...