A thin circular ring of mass M and radius r is rotating about its axis with a constant…

Physics · NEET · NTA Exams — Rotational motion

1. \(\frac{[M+4 m] w}{M}\)
2. \(\frac{[M-4 m] \omega}{M+4 m}\)
3. \(\frac{\mathrm{M} \omega}{4 \mathrm{~m}}\)
4. \(\frac{M \omega}{M+4 m}\)

Answer

(D) M M+4 m

Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.

Related practice questions

• A cylindrical body having mass M and radius R rolls down an inclined plane without slipping. If K be the…
• The angular speed of a fly wheel moving with uniform angular acceleration changes from 1200 rpm to 3120 rpm…
• A constant torque of 100 N m turns a wheel of moment of inertia 300 kg m2 about an axis passing through its…
• A force F =6 +3 +6 k is acting at a point r =2 i -6 j -12 k . The value of α for which angular momentum about…
• Assertion : The velocity of a body at the bottom of an inclined plane of given height is more when it slides…
• The ratio of the radii of gyration of a circular disc to that of a circular ring, each of the same mass and…
• If the Earth is treated as a sphere of radius R and mass M, its angular momentum about the axis of rotation…
• Initial angular velocity of a circular disc of mass M is ω 1 . Then two small spheres of mass m are attached…

More Rotational motion questions · Browse all practice questions