Related Questions

Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point
A Same as
B Twice
C Thrice
D Four times
The ratio of the moment of inertia of a rectangle about its centroidal axis to the moment of inertia about its base, is
A $$\frac{1}{4}$$
B $$\frac{1}{2}$$
C $$\frac{3}{4}$$
D $$2$$
In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of inertia about X-axis should be __________ the moment of inertia about Y-axis.
A Equal to
B Twice
C Three times
D Four times
Mass moment of inertia of a uniform thin rod of mass (M) and length ($$l$$) about its mid-point and perpendicular to its length is
A $$\frac{2}{3}{\text{M}}{l^2}$$
B $$\frac{1}{3}{\text{M}}{l^2}$$
C $$\frac{3}{4}{\text{M}}{l^2}$$
D $$\frac{1}{{12}}{\text{M}}{l^2}$$
The electricity bill of a certain establishment is partially fixed and partially varies as the number of units of electricity consumed. Wen in a certain month 540 units are sonsumed. the bill is TK 1800. In another month 620 units are consumed are the bill is Tk 2040. Inayet another month if 500 units are consumed what would be the bill (in Tk) for that month?
A 1950
B 1560
C 1840
D 1680
The units of moment of inertia of an area are
A kg-m2
B m4
C kg/m2
D m3
M ভরের ও r ব্যাসার্ধের একটি নিরেট সিলিন্ডারের নিজ অক্ষের সাপেক্ষে জড়তার ভ্রামক হচ্ছে(moment of inertia of a solid cylinder of mass M and radius r about its own axis is)-
A 12 Mr
B M/3r
C M/12r
D (1/2)mr^2
The natural frequency of free torsional vibrations of a shaft is equal to (where q = Torsional stiffness of the shaft and $$I$$ = Mass moment of inertia of the disc attached at the end of a shaft)
A $$2\pi \sqrt {\frac{{\text{q}}}{I}} $$
B $$2\pi \sqrt {{\text{q}}I} $$
C $$\frac{1}{{2\pi }}\sqrt {\frac{{\text{q}}}{I}} $$
D $$\frac{1}{{2\pi }}$$
The moment of inertia of a solid sphere of mass ‘m’ and radius ‘r’ is
A $$\frac{{2{\text{m}}{{\text{r}}^2}}}{3}$$
B $$\frac{{2{\text{m}}{{\text{r}}^2}}}{5}$$
C $${\text{m}}{{\text{r}}^2}$$
D $$\frac{{{\text{m}}{{\text{r}}^2}}}{2}$$
The moment of inertia of a sphere of mass 'm' and radius 'r', about an axis tangential to it, is
A $$\frac{2}{3}{\text{m}}{{\text{r}}^2}$$
B $$\frac{2}{5}{\text{m}}{{\text{r}}^2}$$
C $$\frac{7}{3}{\text{m}}{{\text{r}}^2}$$
D $$\frac{7}{5}{\text{m}}{{\text{r}}^2}$$

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