Question:
A massless rod has a point mass attached to one end while the other end is hinged. The rod is released from the position shown. The speed of the mass at the bottom most point is
A massless rod has a point mass attached to one end while the other end is hinged. The rod is released from the position shown. The speed of the mass at the bottom most point is
Updated On: Apr 5, 2024
- √560 m/s
- √280 (1 + 1/√2) m/s
- √280 m/s
- √280 (1 + 1/√3) m/s
Hide Solution
Verified By Collegedunia
The Correct Option is B
Solution and Explanation
The correct answer is option (B): √280 (1 + 1/√2) m/s
Was this answer helpful?
0
0
Top Questions on rotational motion
- The moment of inertia of a uniform rod of mass and length is when rotated about an axis passing through the centre and perpendicular to the length. If the rod is broken into equal halves and arranged as shown, then the moment of inertia about the given axis is:
- JEE Main - 2025
- Physics
- rotational motion
A uniform circular disc of radius and mass is rotating about an axis perpendicular to its plane and passing through its center. A small circular part of radius is removed from the original disc as shown in the figure. Find the moment of inertia of the remaining part of the original disc about the axis as given above.
- JEE Main - 2025
- Physics
- rotational motion
- A tube of length 1m is filled completely with an ideal liquid of mass 2M, and closed at both ends. The tube is rotated uniformly in horizontal plane about one of its ends. If the force exerted by the liquid at the other end is and the angular velocity of the tube is , then the value of is \_\_\_\_\_ in SI units.
- JEE Main - 2025
- Physics
- rotational motion
- A tube of length 1m is filled completely with an ideal liquid of mass 2M, and closed at both ends. The tube is rotated uniformly in horizontal plane about one of its ends. If the force exerted by the liquid at the other end is and the angular velocity of the tube is , then the value of is _______ in SI units.
- JEE Main - 2025
- Physics
- rotational motion
- A small ball of mass m is suspended from the ceiling of a floor by a string of length L. The ball moves along a horizontal circle with constant angular velocity ω, as shown in the figure. The torque about the center (O) of the horizontal circle is:
- WBJEE - 2024
- Physics
- rotational motion
View More Questions
Questions Asked in JEE Main exam
- The number of natural numbers, between 212 and 999, such that the sum of their digits is 15, is _____.
- JEE Main - 2025
- Number Systems
- Which of the following is the correct order of basic strength of amines in aqueous medium?
- JEE Main - 2025
- Organic Chemistry
- A force of 49 N acts tangentially at the highest point of a sphere (solid of mass 20 kg) kept on a rough horizontal plane. If the sphere rolls without slipping, then the acceleration of the center of the sphere is:
- JEE Main - 2025
- Quantum Mechanics
- Power of point source is 450 watts. Radiation pressure on a perfectly reflecting surface at a distance of 2 meters is:
- JEE Main - 2025
- Wave optics
- Find the eccentricity of the ellipse in which the length of the minor axis is equal to one fourth of the distance between foci.
- JEE Main - 2025
- projectile motion
View More Questions