The slenderness ratio of a vertical column of a square cross-section of 2.5 cm sides and 300 cm
length, is
(A) 200
(B) 240
(C) 360
(D) 416
Description : The slenderness ratio of a vertical column of a square cross-section of 2.5 cm sides and 300 cm length, is (a) 200 (b) 240 (c) 360 (d) 416
Last Answer : (d) 416
Description : The slenderness ratio of a vertical column of a square cross-section of 2.5 cm sides and 300 cm length, is (a) 240 (b) 416 (c) 360 (d) 400
Last Answer : (b) 416
Description : The slenderness ratio of a vertical column of square cross- section of 10 cm side and 500 cm long, is (A) 117.2 (B) 17.3 (C) 173.2 (D) 137.2
Last Answer : (C) 173.2
Description : Slenderness ratio of a long column, is (A) Area of cross-section divided by radius of gyration (B) Area of cross-section divided by least radius of gyration (C) Radius of gyration divided by area of cross-section (D) Length of column divided by least radius of gyration
Last Answer : (D) Length of column divided by least radius of gyration
Description : The slenderness ratio is the ratio of (a) Length of column to least radius of gyration (b) Moment of inertia to area of cross-section (c) Area of cross-section to moment of inertia (d) Least radius of gyration to length of the column
Last Answer : (a) Length of column to least radius of gyration
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
Last Answer : Answer: Option B
Description : When a column is supported throughout its length either by masonry walls or by construction on all the sides, then its slenderness ratio is (a) Infinite (b) Zero (c ) Reasonably high (d) Low
Last Answer : (b) Zero
Description : The most critical consideration in the design of a rolled steel column carrying axial loads is the (a) Percentage elongation at yield and the net cross-sectional area (b) Critical bending ... at ultimate load (d) Compressive strength based on slenderness ratio and gross cross-sectional area.
Last Answer : (d) Compressive strength based on slenderness ratio and gross cross-sectional area.
Description : The ratio of the effective length of a column and minimum radius of gyration of its cross-sectional area, is known (A) Buckling factor (B) Slenderness ratio (C) Crippling factor (D) None of these
Last Answer : (B) Slenderness ratio
Description : If the effective length of a 32 cm diameter R.C.C. column is 4.40 m, its slenderness ratio, is (A) 40 (B) 45 (C) 50 (D) 55
Last Answer : Answer: Option D
Description : The ratio of the effective length of a column and minimum radius of gyration of its cross sectionalarea, is known (a) Buckling factor (b) Slenderness ratio (c) Crippling factor (d) None of these
Last Answer : (b) Slenderness ratio
Description : Slenderness ratio of the column is the ratio of [ A ] the effective length to width of column [ B ] the effective length to depth of column [ C ] the effective length to least lateral design [ D ] none of the above
Last Answer : [ C ] the effective length to least lateral design
Description : The length of a column, having a uniform circular cross-section of 7.5 cm diameter and whose ends are hinged, is 5 m. If the value of E for the material is 2100 tonnes/cm2 , the permissible maximum crippling load will be (A) 1.288 tonnes (B) 12.88 (C) 128.8 tonnes (D) 288.0
Last Answer : (B) 12.88
Description : A column is said to be of medium size if its slenderness ratio is between (A) 20 and 32 (B) 32 and 120 (C) 120 and 160 (D) 160 and 180
Last Answer : (B) 32 and 120
Description : An R.C.C. column is treated as long if its slenderness ratio is greater than (A) 30 (B) 35 (C) 40 (D) 50
Description : An R.C.C. column is treated as short column if its slenderness ratio is less than (A) 30 (B) 35 (C) 40 (D) 50
Description : According to IS: 4561978, minimum slenderness ratio for a short column is (A) Less than 12 (B) Less than 18 (C) Between 18 and 24 (D) More than 24
Last Answer : Answer: Option A
Description : According to IS 456, minimum slenderness ratio for a short concrete column is (a) Less than 12 (b) Between 12 and 18 (c) Between 18 and 24 (d) More than 24
Last Answer : (a) Less than 12
Description : According to IS:456-2000, the minimum slenderness ratio for a short column is [ A ] Less than 12 [ B ] Between 12 and 18 [ C ] Less than 18 [ D ] Must be greater than 18
Last Answer : [ A ] Less than 12
Description : A Column is said to be short, when the slenderness ratio is [ A ] Less than 6 [ B ] Less than 12 [ C ] Less than 18 [ D ] None of the above
Last Answer : [ B ] Less than 12
Description : The length of a column, having a uniform circular cross-section of 7.5 cm diameter and whose endsare hinged, is 5 m. If the value of E for the material is 2100 tonnes/cm2, the permissible maximumcrippling load will be (a) 1.288 tonnes (b) 12.88 (c) 128.8 tonnes (d) 288.0
Last Answer : (b) 12.88
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 : square cross section b/h/h'=400/400/40mm with a reinforcement ratio of p=0.015 is loaded for action forces of axial load plus uniaxial bending.the column is to be made of C25/30 concrete & S-460 steel.check whether the column AB is short or long?
Last Answer : 10001/999900
Description : The ratio of the monthly salaries of A and B is in the ratio 15 : 16 and that of B and C is in the ratio 17 : 18. Find the monthly income of C if the total of their monthly salary is Rs 1,87,450. A) Rs 66,240 B) Rs 72,100 C) Rs 62,200 D) Rs 65,800 E) Rs 60,300
Last Answer : Answer: A A/B = 15/16 and B/C = 17*18 So A : B : C = 15*17 : 16*17 : 16*18 = 255 : 272 : 288 So C’s salary = [288/(255+272+288)] * 1,87,450= Rs 66,240
Description : What is the width and length in feet of 360 square feet if the sides are equal?
Last Answer : Each side of the square will be the square root of 360 in feetwhich is about 18.974 rounded up to 3 decimal places
Description : A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm2 , the side of the rod, is (A) 1 cm (B) 1.5 cm (C) 2 cm (D) 2.5 cm
Last Answer : (C) 2 cm
Description : Columns of given length, cross-section and material have different values of buckling loads for different end conditions. The strongest column is one whose (A) One end is fixed and other end is hinged (B) Both ... (C) One end is fixed and the other end entirely free (D) Both the ends are fixed
Last Answer : (D) Both the ends are fixed
Description : A short column (30 cm 20 cm) carries a load P1 at 4 cm on one side and another load P2at 8 cm on the other side along a principal section parallel to longer dimension. If the extreme intensity on either side is same, the ... to P2 will be (A) 2/3 (B) 3/2 (C) 8/5 (D) 5/8
Last Answer : (C) 8/5
Description : A short masonry pillar is 60 cm x 60 cm in cross-section, the core of the pillar is a square whose side is (A) 17.32 cm (B) 14.14 cm (C) 20.00 cm (D) 22.36 cm
Last Answer : (B) 14.14 cm
Description : If the slenderness ratio for a column is 100, then it is said to be a __________ column. (a) Long (b) medium (c)short (d) big
Last Answer : (a) Long
Description : A column is said to be of medium size if its slenderness ratio is between (a) 20 and 32 (b) 32 and 120 (c) 120 and 160 (d) 160 and 180
Last Answer : (b) 32 and 120
Description : A steel column is a medium column when the slenderness ratio is (a) >120 (b) 30 (d) None
Last Answer : (c) >30
Description : A steel column is a long column when the slenderness ratio is (a) >120 (b) 30 (d) None
Last Answer : (a) >120
Description : A steel column is a short column when the slenderness ratio is (a) >120 (b) 30 (d) None
Last Answer : (b)
Description : Euler’s formula is not valid for mild steel column when slenderness ratio is (a) More than 100 (b) Less than 100 (c) Less than 80 (d)More than 80
Last Answer : (c) Less than 80
Description : A column whose slenderness ratio is greater than 120 is known as (a) Short column (b) Long column (c) Medium column (d) Composite column
Last Answer : (b) Long column
Description : In rectangular columns (cross-section b × h), the core is a (A) Rectangle of lengths b/2 and h/2 (B) Square of length b/2 (C) Rhombus of length h/2 (D) Rhombus of diagonals b/3 and h/3
Last Answer : (D) Rhombus of diagonals b/3 and h/3
Description : Which one of the following is the correct ratio of plastic moment to yield moment for a simply supported beam of uniform square cross section throughout the span (a) 1.5 (b) 1.7 (c) 2.0 (d) 2.34
Last Answer : (a) 1.5
Description : A circuit has a resistance of 200 ohms. The resistance of the circuit can be reduced to 120 ohms by adding which of the following to the circuit. w) 80 ohm resistor in series x) 150 ohm resistor in parallel y) 240 ohm resistor in series z) 300 ohm resistor in parallel
Last Answer : ANSWER: Z -- 300 OHM RESISTOR IN PARALLEL
Description : If a rectangular beam measuring 10 × 18 × 400 cm carries a uniformly distributed load such that the bending stress developed is 100 kg/cm2 . The intensity of the load per metre length, is (A) 240 kg (B) 250 kg (C) 260 kg (D) 270 kg
Last Answer : (B) 250 kg
Description : On a certain day, the ratio of the passenger in the 1st class and the second class travelling by train is 1:3. the ratio of the fares collected from each first class and second class passengers is 30:1. If ... in Rs, collected from the second class passengers. A) 240 B) 360 C) 480 D) 120 E) None
Last Answer : Answer: D Let the number of passengers travelling by first class and second class be x and 3x respectively. Lets the fares collected from each of the first class and second class passengers be 30y and y ... 3xy=33xy=1320 xy=40. Total amount collected from the second class =3xy=3 40= Rs 120.
Description : Which of the following statements is incorrect? (A) Minimum cross sectional area of longitudinal reinforcement in a column is 0.8% (B) Spacing of longitudinal bars measured along the periphery of ... (D) The number of longitudinal bars provided in a circular column should not be less than four
Description : The ruling gradient is 1 in 200 on a section of the BG track. If the track is laid in that place at a curve of 5 degrees then the allowable ruling gradient on the curve will be a) 1 in 16.7 b) 1 and 400 c) 1 in 240 d) 1 in 333*
Last Answer : d) 1 in 333*
Description : Columns of given length, cross-section and material have different values of buckling loads for different end conditions. The strongest column is one whose (a) One end is fixed and other end is hinged (b) ... (c) One end is fixed and the other end entirely free (d) Both the ends are fixed
Last Answer : (d) Both the ends are fixed
Description : The cross sections of the beams of equal length are a circle and a square whose permissible bending stress is same under same maximum bending. The ratio of their flexural weights is, (A) 1.118 (B) 1.338 (C) 1.228 (D) 1.108
Last Answer : (A) 1.118
Description : The 28 days cube strength of mass concrete using aggregates of maximum size 5 cm for gravity dams should be (A) Between 150 to 300 kg/cm2 (B) Between 350 to 600 kg/cm2 (C) Between 150 to 500 kg/cm2 (D) Below 200 kg/cm2
Description : For a binary mixture with low relative volatility, continuous rectification to get pure products will require (A) Low reflux ratio (B) Less number of trays (C) Small cross-section column (D) High reflux ratio
Last Answer : (D) High reflux ratio
Description : The monthly incomes of A and B are in the ratio 4:5, their expenses are in the ratio 5 : 6. If 'A' saves Rs.25 per month and 'B' saves Rs.50 per month, what are their respective incomes? A) Rs.400 and Rs.500 B) Rs.240 and Rs.300 C) Rs.320 and Rs.400 D) Rs.440 and Rs.550 E) NONE
Last Answer : Answer: A Let AA's income be = 4x AA's expenses, therefore = 4x–25 Let BB's income be = 5x BB's expenses, therefore = 5x–50 We know that the ratio of their expenses = 5:6 ⇒24x−150=25x−250 ⇒ Therefore, x=100 A's income =4x=400 and B's income =5x=500
Description : The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (A) 0.367 xu (B) 0.416 xu (C) 0.446 xu (D) 0.573 xu Where xu is the depth of neutral axis at the limit state of collapse
Description : If h1 and h2 are the differences in level between ground and the formation levels, m is the slope of the sloping sides. D is the distance between the cross sections then, Prismoidal correction for a level section is (A) D/2m(h1 - h2) (B) D/3m(h1 - h2) (C) D/6m(h1 - h2)2 (D) D/6m(h1 - h2)3
Last Answer : (C) D/6m(h1 - h2)2