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একটি বিমের উপর uniformly distributed load থাকলে তার bending moment diagram কেমন হবে?
ক Linear
খ Parabolic
গ Cubical
ঘ Circular
When a uniformly distributed load, longer than the span of the girder, moves from left to right, then the maximum bending moment at mid section of span occurs when the uniformly distributed load occupies
ক Less than the left half span
খ Whole of left half span
গ More than the left half span
ঘ Whole span
3m দীর্ঘ সমরূপ AB একটি বীমের ওজন 16 kg /m এবং তা A ও B বিন্দুতে দুটি খটির উপর অবস্থান করছে। A বিন্দু হতে 1m দুরে বমীর উপর 144kg ওজনের একটি লোক দাড়াল , খুটির উপর কি পরিমান চাপ পড়বে তা নির্নয় কর ।
ক 56 kg-wt
The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where $$\delta {\text{S}}$$ = Static deflection of simply supported shaft due to uniformly distributed load)
ক $$\frac{{0.4985}}{{\sqrt {\delta {\text{S}}} }}$$
খ $$\frac{{0.5615}}{{\sqrt {\delta {\text{S}}} }}$$
গ $$\frac{{0.571}}{{\sqrt {\delta {\text{S}}} }}$$
ঘ $$\frac{{0.6253}}{{\sqrt {\delta {\text{S}}} }}$$
The bending moment diagram for a simply supported beam carrying a uniformly distributed load of ‘w’ per unit length, will be
ক A horizontal line
খ A vertical line
গ An inclined line
ঘ A parabolic curve
A beam supporting a uniformly distributed load over its entire length L is pinned at one end and passes over a roller support at a distance x from the other end . The value of x such that the greatest bending moment in the beam is as small as possible, will be
ক 0.293L
খ 0.330L
গ 0.111L
ঘ 0.125L
When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that
ক The head of the load reaches the section
খ The tail of the load reaches the section
গ The load position should be such that the section divides it equally on both sides
ঘ The load position should be such that the section divides the load in the same ratio as it divides the span
The bending moment in the center of a simply supported beam carrying a uniformly distributed load of w per unit length is
ক Zero
খ $$\frac{{{\text{w}}{l^2}}}{2}$$
গ $$\frac{{{\text{w}}{l^2}}}{4}$$
ঘ $$\frac{{{\text{w}}{l^2}}}{8}$$
The bending moment of a cantilever beam of length '$$l$$' and carrying a uniformly distributed load of 'w' per unit length is __________ at the fixed end.
ক $$\frac{{{\text{w}}l}}{4}$$
খ $$\frac{{{\text{w}}l}}{2}$$
গ $${\text{w}}l$$
ঘ $$\frac{{{\text{w}}{l^2}}}{2}$$
1. দৈর্ঘ্য বিশিষ্ট একটি ক্যান্টিলিভার বীমের উপর প্রতি একক দৈর্ঘ্য W লোড সমভাবে প্রয়োগ করা হলে, সর্বোচ্চ বেন্ডিং মোমেন্ট হবে-
ক WL2/4
খ WL2
গ WL2/8
ঘ WL2/2

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