Description : According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than (A) 20 cm (B) 30 cm (C) 40 cm (D) 75 cm
Last Answer : Answer: Option B
Description : According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than (A) 5 cm (B) 10 cm (C) 15 cm (D) 20 cm
Last Answer : Answer: Option C
Description : Minimum thickness of load bearing RCC wall should be (A) 50 mm (B) 100 mm (C) 150 mm (D) 200 mm
Last Answer : (B) 100 mm
Description : Generally the strength of concrete is represented by the crushing stress of concrete cube of size [ A ] 50 mm [ B ] 100 mm [ C ] 150 mm [ D ] 250 mm
Last Answer : [ C ] 150 mm
Description : Permissible compressive strength of M 200 concrete grade is (A) 100 kg/cm2 (B) 150 kg/cm2 (C) 200 kg/cm2 (D) 250 kg/cm2
Last Answer : (C) 200 kg/cm2
Description : Permissible compressive strength of M 150 concrete grade is (A) 100 kg/cm2 (B) 150 kg/cm2 (C) 200 kg/cm2 (D) 250 kg/cm2
Description : If the various concrete ingredients i.e. cement, sand and aggregates are in the ratio of 1:3:6, the grade of concrete, is (A) M 100 (B) M 150 (C) M 200 (D) M 250
Last Answer : Answer: Option A
Description : If a concrete column 200 200 mm in cross-section is reinforced with four steel bars of 1200 mm2 total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm2 ... 15 Ec (A) 264 MN (B) 274 MN (C) 284 MN (D) 294 MN
Last Answer : (C) 284 MN
Description : An R.C.C. column of 30 cm diameter is reinforced with 6 bars 12 mm placed symmetrically along the circumference. If it carries a load of 40, 000 kg axially, the stress is (A) 49.9 kg/cm2 (B) 100 kg/cm2 (C) 250 kg/cm2 (D) 175 kg/cm
Description : While placing of concrete the thickness of each layer for R.C.C. is [ A ] 150 to 300 mm [ B ] 450 mm [ C ] 500 to 750 mm [ D ] 500 mm
Last Answer : [ A ] 150 to 300 mm
Description : The static deflection of a spring under gravity, when a mass of 1 kg is suspended from it, is 1 mm. Assume the acceleration due to gravity g = 10 m/s^2. The natural frequency of this spring-mass system (in rad/s) is A 100 B 150 C 200 D 250
Last Answer : A 100
Description : The nominal thickness of one brick wall in mm, is (A) 90 mm (B) 150 mm (C) 190 mm (D) 200 mm
Last Answer : Answer: Option D
Description : The Young's modulus of elasticity of steel, is (A) 150 KN/mm2 (B) 200 KN/mm2 (C) 250 KN/mm2 (D) 275 KN/mm
Description : A 600 mm square bearing plate settles by 15 mm in plate load test on a cohesion-less soil under an intensity of loading of 0.2 N/ram². The settlement of a prototype shallow footing 1 m square under the same intensity of ... (A) 15 mm (B) Between 15 mm and 25 mm (C) 25 mm (D) Greater than 25 mm
Description : The minimum cube strength of concrete used for a pre-stressed member, is (A) 50 kg/cm2 (B) 150 kg/cm2 (C) 250 kg/cm2 (D) 350 kg/cm
Description : A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If steel = 0.000012/C°, Esteel = 0.2 MN/mm2 , the ... N/mm2 (B) 100 N/mm2 (C) 120 N/mm2 (D) 150 N/mm2 Answer: Option
Last Answer : (C) 120 N/mm
Description : Ordinary concrete is not used for concrete grade (A) M 100 (B) M 150 (C) M 250 (D) M 40
Last Answer : (D) M 400
Description : The chloride content of treated water for public supplies should not exceed (A) 100 ppm (B) 150 ppm (C) 200 ppm (D) 250 ppm
Last Answer : (D) 250 ppm
Description : In a tension test, the yield stress is 300 kg/cm2 , in the octahedral shear stress at the point is: (A) 100 kg/cm2 (B) 150 kg/cm2 (C) 200 kg/cm (D) 250 kg/cm2
Last Answer : (A) 100 kg/cm2
Description : Indian Meteorological department uses the standard gauges whose collectors have apertures of (A) 50 or 100 sq. cm area (B) 100 or 150 sq. cm area (C) 100 or 200 sq. cm area (D) 250 or 500 sq. cm area
Description : A reinforced concrete cantilever porch has thickness t. The main reinforcing steel will be placed (a) At mid-thickness (b) At t/3 from the top (c) Close to the bottom surface (d) Close to the top surface
Last Answer : (d) Close to the top surface
Description : Determine the maximum shearing stress and elongation in a helical steel spring composed of 20 turns of 20-mm-diameter wire on a mean radius of 90 mm when the spring is supporting a load of 1.5 kN. and G = 83 GPa. a. 200 mm b. 105.4 mm c. 150 mm d. 250 mm
Last Answer : b. 105.4 mm
Description : Minimum clear cover (in mm) to the main steel bars in slab, beam, column and footing respectively, are (a) 10, 15, 20 and 25 (b) 15, 25, 40 and 75 (c ) 20, 25, 30 and 40 (d) 20, 35, 40 and 75
Last Answer : (b) 15, 25, 40 and 75
Description : The stresses developed in concrete and steel in reinforced concrete beam 25 cm width and 70 cm effective depth, are 62.5 kg/cm2 and 250 kg/cm2 respectively. If m = 15, the depth of its neutral axis is (A) 20 cm (B) 25 cm (C) 30 cm (D) 35 cm
Description : The slump recommended for mass concrete is about (A) 25 mm to 50 mm (B) 50 mm to 100 mm (C) 100 mm to 125 mm (D) 125 mm to 150 mm
Description : A 300 mm square bearing plate settles by 15 mm in a plate load test on a cohesive soil when the intensity of loading is 0.2 N/mm². The settlement of a prototype shallow footing 1 m square under the same intensity of loading is (A) 15 mm (B) 30 mm (C) 50 mm (D) 167 mm
Last Answer : (C) 50 mm
Description : For determining the ultimate bearing capacity of soil, the recommended size of a square bearing plate to be used in load plate test should be 30 to 75 cm square with a minimum thickness of (A) 5 mm (B) 10 mm (C) 15 mm (D) 25 mm
Description : The diameter of a domestic sewer pipe laid at gradient 1 in 100 is recommended (A) 100 mm (B) 150 mm (C) 200 mm (D) 175 mm
Last Answer : (B) 150 mm
Description : The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm
Description : A reinforced concrete slab is 75 mm thick. The maximum size of reinforcement bar that can be used is (a) 6 mm diameter (b) 8 mm diameter (c) 10 mm diameter (d) 12 mm diameter
Last Answer : (b) 8 mm diameter
Description : For reinforced concrete work, aggregates having a nominal size of -------- are generally used [ A ] 20 mm [ B ] 40 mm [ C ] 50 mm [ D ] 60 mm
Last Answer : [ A ] 20 mm
Description : If the bearing capacity of soil is 10 tonnes/cm2 and the projection of plain concrete footing from walls, is a cm, the depth D of footing is (A) D = 0.0775 a (B) D = 0.775 a (C) D = 0.775 a (D) D = 0.775 a2
Description : The depth of concrete bed of the foundation depends upon (A) The projection of the concrete block beyond the footing over it (B) The upward soil pressure (C) The mix of the concrete (D) All the above
Description : Permissible compressive strength of M 300 concrete grade is (A) 100 kg/cm2 (B) 150 kg/cm2 (C) 200 kg/cm2 (D) 300 kg/cm2
Last Answer : (D) 300 kg/cm2
Description : To prevent segregation, the maximum height for placing concrete, is (A) 100 cm (B) 125 cm (C) 150 cm (D) 200 cm
Description : Depth of lean concrete bed placed at the bottom of a wall footing, is kept (A) 10 cm (B) 15 cm (C) Equal to its projection beyond wall base (D) Less than its projection beyond wall base
Description : A short column 20 cm 20 cm in section is reinforced with 4 bars whose area of cross section is 20 sq. cm. If permissible compressive stresses in concrete and steel are 40 kg/cm2 and 300 kg/cm2 , the Safe load on ... should not exceed (A) 4120 kg (B) 41,200 kg (C) 412,000 kg (D) None of these
Description : In flat roof of reinforced cement concrete, the recommended angle of slope, is (A) Zero (B) A few degrees (C) 10° (D) 200
Description : Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than (A) 42 diameters from the centre of the column (B) 42 diameters from the inner edge of ... ) 42 diameters from the outer edge of the column (D) 24 diameters from the centre of the column
Description : Potassium content of muscle tissue in mg/100 ml is about (A) 50–100 (B) 100–150 (C) 250–400 (D) 150–200
Last Answer : Answer : C
Description : The insulin content of pancreas is about (A) 50–70 units (B) 100–150 units (C) 150–180 units (D) 200–250 units
Last Answer : Answer : D
Description : For an adult male daily requirement of iodine is (A) 25–50 µg (B) 50–100 µg (C) 100–150 µg (D) 200–250 µg
Last Answer : Answer : A
Description : The amount of coproporphyrins excreted per day in feces is about (A) 10–50 µgs (B) 100–150 µgs (C) 200–250 µgs (D) 300–1000 µgs
Description : Brinell Hardness Number (BHN) for talc is approximately in the range of (A) 1-5 (B) 20-30 (C) 100 -150 (D) 200 - 250
Last Answer : (B) 20-30
Description : The Sun is at an average distance of about---- million kilometers away from Earth? A. 100 million B. 150 million (Answer) C. 200 million D. 250 million
Last Answer : B. 150 million (Answer)
Description : Root formation is promoted in softwood cuttings under light intensity of __________ foot candles: a. 100-150 b. 150-200 c. 200-250 d. 250-350
Last Answer : 150-200
Description : Fee for availing business reply service a) Apr to Jun -100, Jul to Sep-75, Oct to Dec-50, Jan to Mar -25 b) Apr to Jun -200, Jul to Sep-150, Oct to Dec-100, Jan to Mar -50 c) Apr to Jun -250, Jul to Sep-150, Oct to Dec-75, Jan to Mar -50 d) Free of cost
Last Answer : b) Apr to Jun -200, Jul to Sep-150, Oct to Dec-100, Jan to Mar -50
Description : The weight of the puddler is —— A. 150-200 kg. C. 100-150 kg B. 30-40 kg D. 200-250 kg
Last Answer : 30-40 kg
Description : Children education allowance is exempt up to per month per child for two children. A) Rs.100 B) Rs.150 C) Rs.200 D) Rs.250
Last Answer : A) Rs.100