A particle of mass 
is rotating in a horizontal circle of radius 
and is attached to a hanging mass 
as shown in the figure. The speed of rotation required by the mass 
to keep 
steady is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
To keep the mass 
steady, let 
is the tension in the string joining the two. Then for particle
… (i)
For mass 
… (i)
From Eqs. (i) and (ii)
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 triangular set square of negligible mass is suspended freely from the right-angled corner and wei…
A uniform rod of mass and length is placed on -axis whose one end is at , while another end is …
A solid sphere and a hollow sphere of the same mass have the same moment of inertia about their res…
A non-uniform rod of length has mass per unit length , where is a constant and is the distance …
On a wheel of radius 20 cm, four forces are acting, as shown in figure. The resultant torque (in Nm…
Find the net force acting on center of mass of the system at the instant shown: