If the ratio of long and short spans of a two way slab with corners held down is r, the actual
reduction of B.M. is given by
(A) (5/6) (r/1 + r²) M
(B) (5/6) (r²/1 + r²) M
(C) (5/6) (r²/1 + r3
) M
(D) (5/6) (r²/1 + r4
) M

1 Answer

Answer :

Answer: Option D

Related questions

Description : If l1 and l2 are the lengths of long and short spans of a two way slab simply supported on four edges and carrying a load w per unit area, the ratio of the loads split into w1 and w2acting on strips parallel to l2 and l1 is (A) ... l1 (B) w1/w2 = (l2/l1)² (C) w1/w2 = (l2/l1)3 (D) w1/w2 = (l2/l1)

Last Answer : Answer: Option D

Description : When the slab is supported on all the four edges and the ratio of long span to short span is small, bending takes place along both the spans, such a slab is known as (a) Slab spanning in one direction (b) One way slab. (c) Slab spanning in two direction. (d) Two-way slab.

Last Answer : (d) Two-way slab.

Description : A two way slab (a) May be simply supported on the four edges, with comers not held down and carrying uniformly distributed load. (b) May be simply supported on the four edge , with corners held ... . (c) May have edges fixed or continuous and carrying uniformly distributed load. (d) All the above.

Last Answer : (d) All the above.

Description : According to I.S. : 456, slabs which span in two directions with corners held down, are assumed to be divided in each direction into middle strips and edge strips such that the width of the middle strip, is ... (C) Three-fourth of the width of the slab (D) Four-fifth of the width of the slab

Last Answer : Answer: Option C

Description : For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine's theory (A) Is always less than 1 (B) Is always greater than 1 (C) Can be more than 1 (D) Can be less than 1

Last Answer : Answer: Option A

Description : A slab simply supported on the four edges, with corners not held down and carrying uniformly distributed load, is used in (a) Singly storeyed buildings. (b) Double storeyed buildings. (c) Multi storeyed buildings (d) All the above

Last Answer : (a) Singly storeyed buildings.

Description : An R.C.C. roof slab is designed as a two way slab if (A) It supports live loads in both directions (B) The ratio of spans in two directions is less than 2 (C) The slab is continuous over two supports (D) The slab is discontinuous at edges

Last Answer : Answer: Option B

Description : Long and short spans of a two way slab are ly and lx and load on the slab acting on strips parallel to lx and ly be wx and wy respectively. According to Rankine Grashoff theory (A) (wx /wy ) = (ly /lx ) (B) (wx/wy) = (ly/lx)² (C) (wx /wy ) = (ly /lx )4 (D) None of these

Last Answer : Answer: Option C

Description : The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate spans is kept (A) 0.7 (B) 0.8 (C) 0.9 (D) 0.6

Last Answer : Answer: Option C

Description : In case of an eccentric loading on a bracket subjected to moment M, the tangential force  developed in any rivet, at right angles to its radius vector r is  (A) Mr/ r²  (B) r²/Mr (C) Mr²/ r²  (D) Mr/ r² 

Last Answer : (A) Mr/ r² 

Description : The area of the cross-section of a road fully in banking shown in the given figure, is (A) [sb² + r² (2bd + sd)²]/(r² - s²) (B) [sb² + r² (2bd + sd)²]/(r² - s5 ) (C) [sb² + r² (2bd + sd)²]/(r - s) (D) None of these

Last Answer : (A) [sb² + r² (2bd + sd)²]/(r² - s²)

Description : Design of a two way slab simply supported on edges and having no provision to prevent the corners from lifting, is made by (A) Rankine formula (B) Marcus formula (C) Rankine Grashoff formula (D) Grashoff formula

Last Answer : Answer: Option C

Description : When a slab is continuous over several spans, negative (i.e. hogging ) bending moment is induced over the (a) End supports (b) Intermediate supports (c) Both (a) & (b) (d) Non of the

Last Answer : (b) Intermediate supports

Description : The slab is said to be orthotropically reinforced , when the reinforcement is arranged in; [ A ] Single direction [ B ] Two directions at right angles with equal meshes [ C ] Two directions at right angles with unequal meshes [ D ] At the corners only

Last Answer : [ C ] Two directions at right angles with unequal meshes

Description : The intensity of direct longitudinal stress in the cross-section at any point distant r from the neutral axis, is proportional to (A) r (B) 1/r (C) r2 (D) 1/r²

Last Answer : (A) r

Description : If T and R are the tread and rise of a stair which carries a load w per square metre on slope, the corresponding load per square metre of the horizontal area, is (A) w (R + T)/T (B) w (R² + T²)/T (C) w (R + T)/T (D) w (R/T)

Last Answer : Answer: Option B

Description : The slab is designed as one way if the ratio of long span to short span is (A) Less than 1 (B) Between 1 and 1.5 (C) Between 1.5 and 2 (D) Greater than 2

Last Answer : Answer: Option D

Description : Couple roof is used for spans (A) 3.5 m or less (B) 3.5 m but less than 5 m (C) 5 m but less than 6.5 m (D) 6.5 m but less than 8 m

Last Answer : Answer: Option A

Description : A particle is moving in a uniform circular motion with constant speed v along a circle of radius r. The acceleration-of the particle is – (1) zero (2) V/r (3) V/r² (4) V²/r

Last Answer : (4) V²/r Explanation: When a particle is moving in a uniform circular motion with constant speed and radius. the acceleration of the particle is given by v2/r. The particle will exhibit centripetal acceleration.

Description : Under normal conditions using an ordinary cement, the period of removal of the form work, is: (A) 7 days for beam soffits (B) 14 days for bottom slabs of spans 4.6 m and more (C) 21 days for bottom beams over 6 m spans (D) All the above

Last Answer : Answer: Option D

Description : You are asked to design and supervise a truss for a factory to have spans 6 m to 9 m. The type of the truss you will use, is (A) Mansard truss (B) Queen post truss (C) King post truss (D) Collar truss

Last Answer : Answer: Option C

Description : Beams of uniform strength are preferred to those of uniform section because these are economical for (A) Large spans (B) Heavy weights (C) Light weights (D) Short spans

Last Answer : (A) Large spans

Description : Dimensions of surface tension are (A) (B) ML°T (C) ML r² (D) ML²T²

Last Answer : Answer: Option A

Description : In actual applications, electrical connections to 'R1-R2' of figure 'A' and to 'R1-R2- R3' of figure 'B' shown in the illustration are made by ______________. EL-0092 A. soldered contacts B. spliced and taped connections C. slip rings and brushes D. solderless crimp-on connectors

Last Answer : Answer: C

Description : Why is the span length ratio of end span/approach span to its neighboring inner spans usually about 0.75?

Last Answer : From aesthetic point of view, an odd number of spans with a decrease in length in the direction of abutment is desirable. Moreover, spans of equal length are found to be boring. However, the ... the last span in a continuous bridge while approach span refers top the first span of a bridge.

Description : In a two way slab flexural bending develops [ A ] Along short span [ B ] Along long span [ C ] In Mutually perpendicular directions [ D ] At the center of short span

Last Answer : [ C ] In Mutually perpendicular directions

Description : Moment of inertia acting on a semi-circle about symmetrical axes is given as _______ a. 1.57 r4 b. 0.055 r4 c. 0.392 r4 d. 0.11 r4

Last Answer : c. 0.392 r4

Description : The entire range of the electromagnetic spectrum spans a large spectrum of wave lengths varying from: (A) 10-10 to 106 m (B) 10-8 to 106 m (C) 10-10 to 1010 m (D) 10-8 to 108 m

Last Answer : Answer: Option A

Description : Basic values of span/effective depth ratios to be used for beams and slabs with spans [ A ] Less than 10m [ B ] Less than 20 m [ C ] 10 m- 20 m [ D ] More than 20 m

Last Answer : [ A ] Less than 10m

Description : According to IS: 456-2000, the span/overall depth ratio for a continuous two-way slab in order to control deflection is given by [ A ] 20 [ B ] 28 [ C ] 32 [ D ] 40

Last Answer : [ C ] 32

Description : The span/over all depth ratio for a simply supported two-way slab according to IS : 456- 2000 is given by [ A ] 20 [ B ] 28 [ C ] 32 [ D ] 40

Last Answer : [ B ] 28

Description : The moments developed in the slab are influenced by the following factors i.Short span ii.Long span iii.Type of supporting edge. iv.Magnitude and type of load on slab [ A ] i, iii and iv [ B ] ii ,iii and iv [ C ] i and iii [ D ] i, ii , iii and iv

Last Answer : [ D ] i, ii , iii and iv

Description : In which sport do players take long and short corners?

Last Answer : Hockey

Description : The ratio of the diameter of reinforcing bars and the slab thickness is (A) 1/4 (B) 1/5 (C) 1/6 (D) 1/8

Last Answer : (D) 1/8

Description : Is there a way to play flash games on a DS with an r4 card?

Last Answer : answer:I honestly don’t think so. I’d check this site and maybe this as well. Good luck!

Description : If the size of panel in a flat slab is 6 m × 6 m, then as per Indian Standard Code, the widths of column strip and middle strip are (A) 3.0 m and 1.5 m (B) 1.5 m and 3.0 m (C) 3.0 m and 3.0 m (D) 1.5 m and 1.5 m

Last Answer : Answer: Option C

Description : For a continuous floor slab supported on beams, the ratio of end span length and intermediate span length, is (A) 0.6 (B) 0.7 (C) 0.8 (D) 0.9

Last Answer : Answer: Option D

Description : The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate span is kept. (a) 0.7 (b) 0.8 (c) 0.9 (d) 0.6

Last Answer : (c) 0.9

Description : If depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is (A) 200 cm (B) 300 cm (C) 150 cm (D) 100 cm

Last Answer : Answer: Option C

Description : The usual spans with R.C.C. poles are (a) 40—50 meters (b) 60—100 meters (c) 80—100 meters (d) 300—500 meters

Last Answer : (c) 80—100 meters

Description : A sphere of radius r is cut from larger sphere of radius R. The distance between their centre is a. The centroid of the remaining valoume lies on the line of centres and the sistanc from the centre of the larger sphere is a.ar2 / (R2 - r2) b.107 dynes c.aR/(R2-r2) d.aR/(R - r) e.ar3 / (R3 - r3)

Last Answer : e. ar3 / (R3 - r3)

Description : Which of the following statements is correct for the illustrated circuit? EL-0020 A. 'R1', 'R2', and 'R3' are connected in series. B. 'R1', 'R2', and 'R3' are connected in parallel. C. The voltages measured across 'R1', 'R2', and 'R3' are equal. D. The total resistance equals 1/R1 + 1/R2 + 1/R

Last Answer : Answer: A

Description : R4 Cartridges Blocked in Japan by the Government?

Last Answer : answer:

Description : Does the R4 (for the Nintendo DS) support the guitar hero grip?

Last Answer : Do you mean, “can homebrew use the guitar grip as input?” or “Can you use a guitar grip with a pirated version of GT that runs via R4?” I know that games using the R4 can use the Rumble GBA cart, for sure.

Description : How safe is Endurox R4 and what is it used for?

Last Answer : Endurox R4 is completely safe to use. Endurox R4 is a recovery drink that is used to replenish muscle glycogen levels 128% more than carbohydrate drinks.

Description : What is the purpose of R4?

Last Answer : A part of the low-frequency compensation network for Q1.

Description : Find the correct statement from the followings. (a) For a cantilever slab, the ratio of span to overall depth should not 12. (b) One way slab which carry uniformly distributed load should be designed to ... be designed to resist a hogging moment at the face of the support. (d) All of the above.

Last Answer : (d) All of the above.

Description : The basic value of span to depth ratio for one way continuous slab is [ A ] 20 [ B ] 26 [ C ] 35 [ D ] 40

Last Answer : [ B ] 26

Description : If W is the load on a circular slab of radius R, the maximum circumferential moment at the centre of the slab, is (A) WR²/16 (B) 2WR²/16 (C) 3WR²/16 (D) Zero

Last Answer : Answer: Option C

Description : The temperature reinforcement in the vertical slab of a T-shaped R.C. retaining wall is (A) Not needed (B) Provided equally on inner and front faces (C) Provided more on inner face than on front face (D) Provided more on front face than on inner face

Last Answer : Answer: Option D