Home › JEE Main › Physics › System of Particles and Rotational Motion › The theorem of perpendicular axes applies to bod…
The theorem of perpendicular axes applies to bodies that are:
AFlat and planar
BRound spheres
CHollow inside
DSolid throughout
Answer & Solution
Correct answer: A. Flat and planar
1. The theorem relates axes in the plane to one normal to it.
2. It works only for thin flat bodies.
3. So it applies to planar bodies.
_Source: NCERT Class 11 Physics Part I, Chapter 7, Systems of Particles and Rotational Motion._
Related questions
Stretching your arms while spinning slows you because it increases your:Spinning on a swivel chair, you stretch your arms out. Your spin:When no external torque acts, what stays constant?Car engines carry a heavy disc that smooths out jerky speed changes. It is a:Does the moment of inertia change if a body spins faster?The rotational analogue of mass is:In uniform gravity the centre of gravity coincides with the:You balance a cardboard sheet on a pencil tip. The balance point is its: