Related Questions

According to IS Specifications, the effective length of a column effectively held in position at both ends and restrained in direction at one end is taken as
A 0.67 L
B 0.8 L
C L
D 1.5 L
The effective length of a battened column is increased by
A 5%
B 10%
C 15%
D 20%
A column of length ($$l$$) with both ends fixed may be considered as equivalent to a column of length __________ with both ends hinged.
A $$\frac{l}{8}$$
B $$\frac{l}{4}$$
C $$\frac{l}{2}$$
D $$l$$
According to Euler's column theory, the crippling load for a column of length (l) fixed at both ends is __________ the crippling load for a similar column hinged at both ends.
A Equal to
B Two times
C Four times
D Eight times
The main feature of MacPherson strut suspension is that
A The vertical size of the suspension can be made more compact
B The unsprung mass in lighter
C The assembly is slightly more complicated in design
D Non-vertical external forces are supported by the suspension arms
A machine part subjected to _________ is called a strut.
A An axial compressive force
B A tangential force
C An axial tensile force
D Any one of these
The ratio of crippling loads of a column having both the ends fixed to the column having both the ends hinged, is
A 1
B 2
C 3
D 4
The instantaneous centre of a member lies at the point of intersection of two lines drawn at the ends of the member such that the lines are inclined to the direction of motion of the ends at
A 30°
B 45°
C 60°
D 90°
একটি ট্রেনের স্থির অবস্থায় দৈর্ঘ্য হলো 100 m। এটি অতি উচ্চ বেগে 80m দৈর্ঘ্যের একটি সুড়ঙ্গের মধ্য দিয়ে যায়। সুড়ঙ্গের দুই প্রান্তে অবস্থিত পর্যবেক্ষকরা লক্ষ করেন যে, একটি মুহূর্তে ট্রেনটির দৈর্ঘ্য ঠিক সুড়ঙ্গের দৈর্ঘ্যের সমান হয়। c এর এককে ট্রেন এর বেগ কত? (A train has a rest length of 100 m. Traveling at a very high velocity, it goes through a tunnel of length 80 m. Observers located at both ends of the tunnel note that at one instant the train appears to exactly fit within the tunnel. What is the velocity of the train expressed in units of c?)
A 0.866 c
B 0.333 c
C 0.5 c
D 0.6 c
A column of length $$l$$ is fixed at both ends. The equivalent length of the column is
A $$\frac{l}{2}$$
B $$\frac{l}{{\sqrt 2 }}$$
C $$l$$
D $$2l$$

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