GATE CE 2014 Set 2 | Workmenship and Fundamentals Question 10 | Reinforced Cement Concrete

The target mean strength f_cm for concrete mix design obtained from the characteristic strength (f_ck) and standard deviation $$\sigma$$, as defined in IS:456-2000, is

$${\mathrm f}_\mathrm{ck}\;+\;1.35\mathrm\sigma$$

$${\mathrm f}_\mathrm{ck}\;+\;1.45\mathrm\sigma$$

$${\mathrm f}_\mathrm{ck}\;+\;1.55\mathrm\sigma$$

$${\mathrm f}_\mathrm{ck}\;+\;1.65\mathrm\sigma$$

GATE CE 2014 Set 2

MCQ (Single Correct Answer)

-0.3

The modulus of elasticity, E = 5000$$\sqrt{{\mathrm f}_\mathrm{ck}}$$ where f_ck is the characteristic compressive strength of concrete, specified in IS:456-2000 is based on

Tangent modulus

Initial tangent modulus

Secant modulus

Chord modulus

GATE CE 2013

MCQ (Single Correct Answer)

-0.3

Maximum possible value of compaction factor for fresh (green) concrete is

0.5

1.0

1.5

2.0

GATE CE 2011

MCQ (Single Correct Answer)

-0.3

The cross-section of a thermo-mechanically treated (TMT) reinforcing bar has

Soft ferrite-pearlite throughout.

Hard martensite throughout

A soft ferrite-pearlite core with a hard martensitic rim.

A hard martensitic core with a soft pearlite-bainitic rim.

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Questions Asked from Marks 1

GATE CE 2025 Set 2 (1) GATE CE 2024 Set 1 (1) GATE CE 2017 Set 2 (1) GATE CE 2015 Set 1 (2) GATE CE 2014 Set 2 (3) GATE CE 2013 (1) GATE CE 2011 (1) GATE CE 2009 (1) GATE CE 2008 (1) GATE CE 2007 (1) GATE CE 2005 (2) GATE CE 2002 (1) GATE CE 1997 (2) GATE CE 1995 (1) GATE CE 1994 (1) GATE CE 1993 (1) GATE CE 1991 (1) GATE CE 1990 (2)

GATE CE Subjects

Engineering Mechanics

Strength of Materials Or Solid Mechanics

Structural Analysis

Construction Material and Management

Reinforced Cement Concrete

Steel Structures

Geotechnical Engineering

Fluid Mechanics and Hydraulic Machines

Hydrology

Irrigation

Geomatics Engineering Or Surveying

Environmental Engineering

Transportation Engineering

Engineering Mathematics

General Aptitude