MCQ
1601. In a single reinforced beam, the effective depth measured from its compression edge to -
tensile edge
tensile reinforcement
neutral axis of the beam
longitudinal central axis
1602. The ration of linear stress to the linear strain is called-
modulus of rigidity
modulus of elastisity
bulk moduius
poisson is ration
1603. Modulus of rigidity is the ration of - (মডুলাস অব রিজিডিটির অনুপাত হল-)
Normal stress to normal strain
Shear stress to shear strain
Lateral stress to lateral strain
None of the above.
1604. In the Eulers formula the value of C for a column, One and fixed and other end free, is--
0.5
2
1
4
1605. The neutral axis of the cross-section of a beam is that axis at which the bending stress is-
zero
minimum
maximum
infinity
1606. If twe forces of 3kg and 4kg act at right angle to each other, their resultant force will be-
5kg
1kg
14kg
7 kg
1607. The energy stored in a body wen strained within elastic limit is known as-
resilience
proof resilience
strain energy
impact energy
1608. The slope of stress-strain curve in the elastic deformation region is car --
elastic modulus
plastic modulus
poison's ratio
none of the above
1609. Shell structure does not have any -
bending moment
shear stress
tensile stress
compressive stress
1610. কোনটি Steel Truss এর member না -
Kingpost
Lintel
Rafter
Purline
1611. The shear modulus of most materials with respect to the modulus of elasticity is-
equal to half
less than half
more than half
none of these
1612. রডে কার্বনের পরিমাণ বেশি হলে-
রড hard হবে
Ductility কমে
যাবে সহজে ভেঙ্গে যাবে
ক. খ. গ
1613. Lateral strain Linear strain এর অনুপাতকে কী বলে-
Modulus of Elasticity
Modulus of rigidity
Bulk Modulus
Poisson's Ratio
1614. The ultimate tensile stress for mild steel is....... the ultimate compressive stress.
equal to
less than
more than
none of these
1615. The elongation of a rod under tensile test indicates --
Ultimate strength
Yieldstrength
Ductility
Breaking strength.
1616. Mild steel- এর Poisson's ratio-এর Range কত?
০.৩০-০.৩১
০.১০-০.২০
০.২৯-০.২৬
০.২৭-০.৩০
1617. The stress developed in the material without any permanent set is called-
elastic limit
yield point
ultimate point
breaking point
1618. কোনো material- এর tensile test থেকে যে percentage of elongation পাওয়া যায় তা ঐ material- এর কোন গুণটি নির্দেশ করে?
Ductility
Plasticity
Resilience
Elasticity
1619. The modulus of elasticity for mild steel is approximately equal to--
10 kN/mm2
80 kN/mm2
100 kN/mm2
210 kN/mm2
1620. Beam এর Inflection point এ বোল্ডিং মোমেন্ট কত?
শূন্য
সর্বোচ্চ
সর্বনিম্ন
কোনোটি নয়