Ques 1Gate 2021 Set-2

An equipment has been purchased at an initial cost of`160000 and has an estimated salvage value of `10000. The equipment has an estimated life of 5 years. The difference between the book values (in`, in integer) obtained at the end of 4^th year using straight line method and sum of years digit method of depreciation is _________.

Ques 2Gate 2021 Set-2

In case of bids in Two-Envelope System, the correct option is

a. Either of the two (Technical and Financial) bids can be opened first
b. Technical bid is opened first
c. Both (Technical and Financial) bids are opened simultaneously
d. Financial bid is opened first

Ques 3Gate 2020 Set-2

As per IS 456:2000, the pH value of water for concrete mix shall NOT be less than

a. 6.0
b. 5.0
c. 4.5
d. 5.5

Ques 4Gate 2020 Set-2

The maximum applied load on a cylindrical concrete specimen of diameter 150 mm and length 300 mm tested as per the split tensile strength test guidelines of IS 5816 : 1999is 157 kN. The split tensile strength (in MPa, round off to one decimal place) of the specimen is _______.

Ques 5Gate 2020 Set-2

The ratio of the plastic moment capacity of a beam section to its yield moment capacity is termed as

a. aspect ratio
b. load factor
c. shape factor
d. slenderness ratio

Ques 6Gate 2019 Set-1

For a given loading on a rectangular plain concrete beam with an overall depth of 500 mm, the compressive strain and tensile developed at the extreme fibers are of the same magnitude of 2.5× 10^–4. The curvature in the beam cross-section (in m^–1, round off to 3 decimal places), is _______

Ques 7Gate 2019 Set-1

Assuming that there is no possibility of shear buckling in the web, the maximum reduction permitted by IS 800-2007 in the (low-shear) design bending strength of a semi-compact steel section due to high shear is

a. 50%
b. governed by the area of the flange
c. zero
d. 25%

Ques 8Gate 2018 Set-1

A column of height h with a rectangular cross-section of size a×2a has a buckling load of P. If the cross-section is changed to 0.5a × 3a and its height changed to 1.5h, the buckling load of the redesigned column will be

a. P/12
b. P/4
c. P/2
d. 3P/4

Ques 9Gate 2018 Set-1

A steel column of ISHB 350 @72.4 kg/m is subjected to a factored axial compressive load of 2000 kN. The load is transferred to a concrete pedestal of grade M20 through a square base plate. Consider bearing strength of concrete as 0.45f_ck, where f_ck is the characteristic strength of concrete. Using limit state method and neglecting the self weight of base plate and steel column, the length of a side of the base plate to be provided is

a. 39 cm
b. 42 cm
c. 45 cm
d. 48 cm

Ques 10Gate 2018 Set-1

The Le Chatelier apparatus is used to determine

a. compressive strength of cement
b. fineness of cement
c. setting time of cement
d. soundness of cement

Ques 11Gate 2018 Set-1

The deformation in concrete due to sustained loading is

a. creep
b. hydration
c. segregation
d. shrinkage

Ques 12Gate 2018 Set-1

Two rectangular under-reinforced concrete beam sections X and Y are similar in all aspects except that the longitudinal compression reinforcement in section Y is 10% more. Which one of the following is the correct statement?

a. Section X has less flexural strength and is less ductile than section Y
b. Section X has less flexural strength but is more ductile than section Y
c. Sections X and Y have equal flexural strength but different ductility
d. Sections X and Y have equal flexural strength and ductility

Ques 13Gate 2017 Set-1

An elastic bar of length L, uniform cross sectional area A, coefficient of thermal expansion,α, and Young’s modulus E is fixed at the two ends. The temperature of the bar is increased by T, resulting in an axial stress σ. Keeping all other parameters unchanged, if the length of the bar is doubled, the axial stress would be

a. σ
b. 2σ
c. 0.5σ
d. 0.25ασ