Related Questions

In testing a pile by load test, pile platform is loaded with one and half times the design load and a maximum settlement is noted. The load is gradually removed and the consequent rebound is measured. For a safe pile, the net settlement (i.e. total settlement minus rebound) per tonne of test load should not exceed
A 10 mm
B 15 mm
C 20 mm
D 25 mm
A figure was reached by first multiplying a number by 4 and then dividing the product by 100. The figure can be obtained by dividing the original number by
A 0.04
B 0.25
C 0.40
D 2.5
In a tensile test, when the material is stressed beyond elastic limit, the tensile strain __________ as compared to the stress.
A Decreases slowly
B Increases slowly
C Decreases more quickly
D Increases more quickly
On dividing a number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder?
A 3
B 5
C 11
Dividing by 3/8 and then multiplying by 5/6 is the same as dividing by what number?
A 35/5
B 30/7
C 9/20
D 20/9
The tensile strength of the welded joint for double fillet is (where s = Leg or size of the weld, $$l$$ = Length of weld and $${\sigma _{\text{t}}}$$ = Allowable tensile stress for weld metal)
A $$0.5\,{\text{s}}l{\sigma _{\text{t}}}$$
B $${\text{s}}l{\sigma _{\text{t}}}$$
C $$\sqrt 2 \,{\text{s}}l{\sigma _{\text{t}}}$$
D $$2\,{\text{s}}l{\sigma _{\text{t}}}$$
In a tensile test on mild steel specimen, the breaking stress as compared to ultimate tensile stress is
A More
B Less
C Same
D More/less depending on composition
In the tensile test, the phenomenon of slow extension of the material, i. e. stress increasing with the time at a constant load is called
A Creeping
B Yielding
C Breaking
D Plasticity
A tensile test is performed on a round bar. After fracture, it has been found that the diameter remains approximately same at fracture. The material under test was
A Mild steel
B Cast iron
C Glass
D Copper
The change in length due to a tensile or compressive force acting on a body is given by (where P = Tensile or compressive force acting on the body, $$l$$ = Original length of the body, A = Cross-sectional area of the body and E = Young's modulus for the material of the body)
A $$\frac{{{\text{P}}l{\text{A}}}}{{\text{E}}}$$
B $$\frac{{{\text{P}}l}}{{{\text{AE}}}}$$
C $$\frac{{\text{E}}}{{{\text{P}}l{\text{A}}}}$$
D $$\frac{{{\text{AE}}}}{{{\text{P}}l}}$$

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