The moment of inertia of a solid sphere is 10kgm2. What will be the moment of inertia of a very thin spherical shell of the same mass and radius as that of the solid sphere? a) 16.67kgm2 b) 6kgm2 c) 10kgm2 d) 20kgm2
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The moment of inertia of a solid sphere is 10kgm2. What will be the moment of inertia of a very thin spherical shell of the same mass and radius as that of the solid sphere?
a) 16.67kgm2
b) 6kgm2
c) 10kgm2
d) 20kgm2
Step by step
Solved in 2 steps
- A 6 kg point mass is at coordinates (9 m, 4 m), a 7 kg mass is at (-6,2) and a 7kg mass is at (x,y) of (9,-2). Find the moment of inertia about the x axis. Ix = kg-m2Can you please answer number 22. In the thin plate shown below, the material has a mass per unit area of 20 kg/m² (that is, instead of thinking of this as a volume with a thickness, we're just focused on the 2D area of the shape). What is the moment of inertia of this plate around the pivot point, O? 50 mm 400 mm 150 mm 150 mm 400 mm
- PROBLEM 3 In each figure, determine the moment of the given force about point O. Indicate the direction of rotation along with the magnitude of the moment. (5 points each item) O 100 N 3 m 2 m 100 N + (a) (c) (e) 2 m 5 m O 500 N 100 N |--1m---- 2 m 2 m (b) 3 m (d) (f) 3 m 500 N 100 N 3 mA particle is rotating about a fixed axis. The angular momentum of the particle about any point on the fixed axis is the same. True or False? a) True b) FalseFind the moment of inertia for a solid sphere that rotates about a point on its surface. a) 3/5 MR^2 b) 3/2 MR^2 c) 5/3 MR^2 d) 7/5 MR^2