Physics, asked by SiddharthMalik518, 1 year ago

The moment of inertia of a given rectangular area is minimum about

A. its longer centroidal axis B. its polar axis C. its axis along the diagonal D. its shorter centroidal axis

Answers

Answered by kvnmurty
0
it will be longer centroidal axis.  This is because MI = sum of  mass elements with their distance_squares

Distance squares sum will be minimum if the axis of rotation/reference is taken as LONGER centroidal axis.

Previous Question
Next Question
Similar questions
Geography, 8 months ago
A deep narrow valley on earth's surface formed by running water . option are in image​...
Geography, 8 months ago
Identify the land forms made by waves and write their names in the given picture. ​
English, 8 months ago
1. Idiom and Phrases 4marks (a) At the eleventh hour (b)Hue and cry (c)Big gun (d)A bone of contention 2. Voice 4marks 1. The king supplied the beggars with quilts. 2. She might suffer a heavy loss. 3. Shut the windows. 4. The principal has fined him. 3. Imagine you are Raghu, a class X student of Army School Agra Cantt. You are living as paying guest at 24-D Sadar bazaar Idgah, Agra Write a...
Physics, 1 year ago
A steel rod, 100 mm long is held between two rigid supports. It is heated by 20°C. If the coefficient of thermal expansion of the material of the rod is 15 x 10-6 /° C and modulus of elasticity is 200 x 103 MN/m2, what is the stress in the rod ? A. 20 MN/m2 B. 40 MN/m2 C. 60 MN/m2 D. 80 MN/m2...
Physics, 1 year ago
A cantilever has rectangular cross-section and supports concentrated load at its free end initially. If depth and width of the beam sections are doubled, the deflection, at free end of the cantilever will reduce to what percentage of the initial deflection ? A. 20% B. 15.72% C. 9.37% D. 6.25%...
History, 1 year ago
which is the biggest mosque in india?
English, 1 year ago
In the novel Three Men In A Boat,how does the author prove that Harris enjoy his drink?
Biology, 1 year ago
Give merits and demerits of fish culture..