Home › CBSE Class 11 › Physics › System of Particles and Rotational Motion › A light rod pivoted at a point is an ideal lever…
A light rod pivoted at a point is an ideal lever. The pivot is the:
AThe fulcrum
BThe load
CThe effort
DThe couple
Answer & Solution
Correct answer: A. The fulcrum
1. The rod turns about the pivot.
2. The pivot has a special name.
3. It is the fulcrum.
_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?The theorem of perpendicular axes applies to bodies that are: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: