A horizontal platform is rotating with uniform angular velocity around the vertical axis passing through its centre. At some instant a viscous fluid of mass m is dropped at the centre and is allowed to spread out and finally fall. The angular velocity during this period.
Text Solution
Verified by ExpertsThe correct answer is:
B
Using conservation of angular momentum.
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
A solid uniform cylinder of mass m , radius R is placed on a plane inclined at angle θ relative to …
The velocities of three particles of masses 20 g , 30 g and 50 g are respectively. The velocity of…
Masses are placed at the corners respectively of a square of diagonal . The distance of centre …
The coordinates of the positions of particles of mass are and respectively. The position of the …
Angular displacement of a flywheel varies with time as then angular acceleration is given by
A wheel completes 2000 rotations in covering a distance of . The diameter of the wheel is