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MCQ
4702. The strain energy stored in a spring when subjected to greatest load without being permanently distorted, is called-
Stiffness
Proof resilience
Proof stress
Proof load
4703. The strain energy due to volumetric strain--
Is directly proportional to the volume
Is directly proportional to the square of exerted pressure
Is inversely proportional to Bulk modulus
All the above
4704. A simply supported uniform rectangular bar breadth b, depth d and length L carries an isolated load W at its mid-span. The same bar experiences an extension e under same tensile load. The ratio of the maximum deflection to the elongation, is--
L
1/L/2d
(L/2d)
(L/3d)
4705. Calculate the maximum deflection of a cantilever beam with UDL on entire span of 3 m. The intensity of UDL be 25kN/m. Take El as 4000 kN/m² --
0.052 m
0.076 m
0.063 m
0.069 m
4706. বেন্ডিং মোমেন্ট ডায়াগ্রামের হেলানো সরল রেখা নিচের কোনটি নির্দেশ করে?
শূন্য লোড
হেলানো লোড
কাপল লোড
সেন্ট্রাল লোড
4709. Pick up the correct statement from the following:
A wire wound in spiral form, is called a helical spring
The pitch of a close coil spring, is very small
The angle made by the coil with horizontal, is called the angle of helix
All the above
4710. A wall constructed to resist the leteral pressure of an earth filling is called -
Boundary wall
Vertical wall
Shear wall
Retaining wall
4711. A short column (30 cm x 20 cm) carries a load P1 at 4 cm on one side and another load P2at 8 cm on the other side along a principal section parallel to longer dimension. If the extreme intensity on either side is same, the ratio of P1 to P2 will be--
2/3
3/2
8/5
5/8
4714. বেন্ডিং মোমেন্ট ডায়াগ্রামের হেলানো সরল রেখা নিচের কোনটি নির্দেশ করে?
শূন্য লোড
হেলানো লোড
কাপল লোড
সেন্ট্রাল লোড
4715. If a solid shaft (diameter 20 cm, length 400 cm, N 0.8105 N/mm2) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm2, the angle of twist in radians, is--
0.001
0.002
0.0025
0.003
4716. একক ক্ষেত্রের উপর প্রতিরোধী বলকে বলে --
Strain (বিকৃতি)
Shear (করুন)
Moment (ভ্রামক)
Stress (পীড়ন)
4717. যে দেয়াল ভারাট মাটির পার্শ্বচাপ বহনের জন্য তৈরি করা হয় তাকে বলে-
Boundary wall
Vertical wall
Shear wall
Retaining wall
4718. To determine the force in BD of the truss shown in the given figure a section is passed through BD, CD and CE, and the moments are taken about --
A joint
B joint
C joint
D joint
4719. The ratio of lateral strain to axial strain of a homogeneous material, is known --
Yield ratio
Hooke's ratio
Poisson's ratio
Plastic ratio
4720. Resisting force per unit area is called ---
Strain (বিকৃতি)
Shear (করুন)
Moment (ভ্রামক)
Stress (পীড়ন)