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Mr. Dubey • 51.43K Points
Coach

Q. 301) Maximum pitch of rivets, used in steel stacks, is limited to

(A) 6 t
(B) 10 t
(C) 12 t
(D) 16 t t
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Mr. Dubey • 51.43K Points
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Q. 302) If R is the reaction on the bearing plate, the minimum moment of. inertia of the bearing stiffener provided at the support of a plate girder of overall depth D, the maximum thickness of the compression flange T, carrying total load W, is

(A) (D²/250) × (R/W)
(B) (D3T/250) × (R/W)
(C) (DT/250) × (R/W)
(D) (DT/250) × (W/R)
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Mr. Dubey • 51.43K Points
Coach

Q. 303) As per IS: 800, in the plastic design, which of the following pairs are correctly matched? Working Loads Load factor
(i) Dead load 1.7
(ii) Dead Load + imposed load 1.7
(iii) Dead load + load due to wind or 1.3 seismic forces
(iv) Dead load + imposed load + load 1.7 due to wind or seismic forces Of these statements

(A) (i) and (ii) are correct
(B) (i), (ii) and (iii) are correct
(C) (ii) and (iii) are correct
(D) Only (i) is correct
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Mr. Dubey • 51.43K Points
Coach

Q. 304) When the axis of load lies in the plane of rivet group, then the most heavily loaded rivet will be the one which moment in any rivet.)

(A) Is at the maximum distance from CG of the rivet group
(B) Is at the minimum distance from CG of the rivet group
(C) Gives the maximum angle between the two forces Fa and Fm
(D) Gives the minimum angle between the two forces Fa and Fm
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Mr. Dubey • 51.43K Points
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Q. 305) Minimum spacing of vertical stiffeners is limited to (Where d is the distance between flange angles)

(A) d/4
(B) d/3
(C) d/2
(D) 2d/3
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Mr. Dubey • 51.43K Points
Coach

Q. 306) If P is the wind pressure in kg/cm2 , v is the velocity in km/hour and K is a constant of proportionality, then

(A) P = K/v2
(B) v = K/P2
(C) P = Kv2
(D) P = Kv
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Mr. Dubey • 51.43K Points
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Q. 307) Study the following statements.
(i) Top lateral bracing prevents the sides-way buckling of the chord.
(ii) Sway bracing keeps the rectangular shape of the bridge cross-section.
(iii) Sway bracing transfers the load from top of end posts to bearings.
The correct answer is

(A) Only (i)
(B) Both (i) and (ii)
(C) Both (i) and (iii)
(D) All (i), (ii) and (iii)
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Mr. Dubey • 51.43K Points
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Q. 308) Water pressure in a 80 cm water main is 10 kg/cm2. The minimum thickness of themetal required for the water main, not to be stressed more than 200 kg/cm2, is

(A) 1 cm
(B) 1.5 cm
(C) 2 cm
(D) 2.5 cm
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Mr. Dubey • 51.43K Points
Coach

Q. 309) The beams supporting the steps of a stair are generally known as Headers

(A) Trimmers
(B) Stringers
(C) Spandrel beams
(D) none
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Mr. Dubey • 51.43K Points
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Q. 310) With usual notations of the letters, the shear stress fs at any point of the crosssection is given by

(A) fs =FQ/It
(B) fs =Ft/IQ
(C) fs =It/FQ
(D) fs =IF/Qt
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