If b is the width of a plate joined by diamond riveting of diameter d, the efficiency of the joint is
given by
(A) (b + d)/b
(B) (b - d)/b
(C) (d - b)/d
(D) (b - d)/d
Description : The weakest section of a diamond riveting, is the section which passes through (A) First row (B) Second row (C) Central row (D) One rivet hole of end row
Last Answer : (A) First row
Description : If the rivets in adjacent rows are staggered and outermost row has only one rivet, the arrangement of the rivets, is called (A) Chain riveting (B) Zig-zag riveting (C) Diamond riveting (D) None of these
Last Answer : (C) Diamond riveting
Description : Pick up the incorrect statement (A) The cross-sectional area of the welded member is effective (B) A welded joint develops strength of its parent metal (C) Welded joints provide rigidity (D) Welding takes more time than riveting
Last Answer : (D) Welding takes more time than riveting
Description : The expected efficiency of a single riveted lap joint is of the order of 50%. If the thickness of the plate is increased four times, then the rivet diameter will have to be increased __________ times. (A) Two (B) Four (C) Six (D) Eight
Last Answer : Option A
Description : Out of the following, the joint produced by __________ has the lowest strength. (A) Soldering (B) Welding (C) Brazing (D) Riveting
Last Answer : (A) Soldering
Description : Which of the following is preferred for riveting? (A) Lap joint (B) Butt joint (C) Either (A) or (B) (D) Neither (A) nor (B)
Last Answer : (B) Butt joint
Description : Thickness of plate is required more in welding than in riveting. a) True b) False
Last Answer : b) False
Description : Large diameter reinforced cement concrete (RCC) pipes are generally joined by __________ joint. (A) Flanged iron (B) Collar (C) Flexible (D) Expansion
Last Answer : Option B
Description : Pick out the wrong statement. (A) Seam welding, projection welding & spot welding are the classification of electrical resistance welding (B) Electrode tip in spot welding is of copper and the ... joined are overlapped and placed between two electrodes (D) Mild steel sheet cannot be spot welded
Last Answer : (D) Mild steel sheet cannot be spot welded
Description : In a cross joint tensile test the following observations were made: Specimen width 20mm, Material thickness 20mm, Max Load: 180kN, Break position: Parent Plate. What is the UTS? a) 45 kN/mm b) 450 N/mm2c) 39 kN/mm2d) 39 N/mm2
Last Answer : b) 450 N/mm2
Description : Asbestos pipes are joined by means of (A) Flanged joint (B) Flexible joint (C) Dresser coupling joint (D) Simplex joint
Last Answer : (D) Simplex joint
Description : Pick out the wrong statement. (A) For a pressure vessel to be classified as 'thin vessel', the ratio of wall thickness to mean radius is less than 0.1 (B) For calculating forces and ... Maximum diameter of the opening provided in a pressure vessel, which does not require any compensation is 200 mm
Description : If the path of liquid across the plate is very long as in case of large diameter tower, Murphree efficiency can be __________ percent (A) 100 (B) > 100 (C) < 100 (D) None of these
Last Answer : (B) > 100
Description : If At is the area of steel cross-section, t is working stress, L is width of road and W is weight of slab per square metre, the spacing of the tie bars for a longitudinal joint, is (A) (100 At × t)/WL (B) 100 At/tWL (C) (100 WAt × t)/tL (D) 100 WL/At t
Last Answer : Answer: Option D
Description : If the width of a pavement slab is 7.5 m, thickness 20 cm and working stress 1400 kg/cm2 , spacing of 10 mm tie bars for the longitudinal joint, is (A) 10 cm (B) 20 cm (C) 30 cm (D) 40 cm
Last Answer : Answer: Option C
Description : Pick up the correct statement applicable to plate load test (A) Width of the test pit for plate load test is made five times the width of the plate (B) At the centre of the test pit, a hole is dug ... at the centre of the test pit, is kept at the level of the actual formation (D) All the above
Description : In joints, the bones invovled are joined together with the help of cargtilages. The joint between the adjacent vertebrae in the vertebral column is of
Last Answer : In joints, the bones invovled are joined together with the help of cargtilages. The joint between ... pattern and it permits limited movements, is-
Description : Which one of the following is the correct description of a certain part of a normal human skeleton? (a) Parietal bone and the temporal bone of the skull are joined fibrous joint. (b) First ... called the floating ribs. (d) Glenoid cavity is a depression to which the thigh bone articulates.
Last Answer : (a) Parietal bone and the temporal bone of the skull are joined fibrous joint.
Description : Glass pipes can be joined by (A) Flanges (B) Welding (C) Soldering (D) Bell and spigot joint
Last Answer : (D) Bell and spigot joint
Description : Which moveble chitneous plate joined with dorsal part of head :-
Last Answer : Which moveble chitneous plate joined with dorsal part of head :- A. Labrum B. Clypeus C. Labium D. Forhead or frons
Description : The external load per unit length of (A) A pipe laid on, or projecting above the undisturbed ground and covered with fills, is proportional to the square of the external diameter of the pipe ... fills, is proportional to the square of the width of the trench (D) All the above
Last Answer : (D) All the above
Description : The width b and depth d of a beam cut from a wooden cylindrical log of 100 cm diameter for maximum strength are: (A) b = 57.73 cm d = 81.65 cm (B) b = 81.65 cm d = 57.73 cm (C) b = 50.00 cm d = 50.00 cm (D) b = 40.00 cm d = 80.00 cm
Last Answer : (A) b = 57.73 cm d = 81.65 cm
Description : The effective width of a column strip of a flat slab, is (A) One-fourth the width of the panel (B) Half the width of the panel (C) Radius of the column (D) Diameter of the column
Last Answer : Answer: Option B
Description : The weaving length of a roadway is the distance (A) Between the channelizing islands (B) Equal to half circumference (C) Equal to total width of adjoining radial roads (D) Equal to diameter of rotary
Last Answer : Answer: Option A
Description : What's a riveting read for travel through central and eastern Europe?
Last Answer : answer:I can't think of anything more riveting than books on the geography, culture, and history of the places you'll be travelling through, and then collecting local books on the same subjects as you ... through to buy the T-shirt or the cuckoo clock souvenir just to prove you got of the bus.
Description : Process of welding with respect to riveting takes a. More time b. Less time c. Same time d. None
Last Answer : b. Less time
Description : In cold riveting like hot riveting shank is subjected to majorly tensile stress. a) True b) False
Description : Cold riveting holds the connected parts better than hot riveting. a) True b) False
Description : What is Rivet and Riveting?
Last Answer : A rivet is a small, cylindrical and smooth shaft whose one end is swollen (called Head) while the other end is flat. Hot rivets are used to join the metal plates. The process in which two metal plates are joined together by means of rivets is called riveting.
Description : Holes for riveting purposes should be preferably made by (A) Cutting torch (B) Drilling (C) Punching (D) None of these
Last Answer : (B) Drilling
Description : What is riveting? A. Making permanent joints B. making temp joints C. soldering method D. None of these
Last Answer : riveting is Making permanent joints.
Description : If d is the diameter of the pipe, p is the total internal pressure, f is the permissible tensile stress and n is the effective of the joint, the thickness t of metal pipe, is (A) n (pd/2f) (B) (1/n) (pd/2f) (C) (1/n) (pd/3f) (D) (1/n) (pf/d
Last Answer : (B) (1/n) (pd/2f)
Description : According to Unwin's formula, the diameter of a rivet of plate of thickness is : (A) d = 6.05 t (B) d = 1.5 t + 4 (C) d = t (D) d = t + 1.5
Last Answer : (A) d = 6.05 t
Description : From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the center of circular plate (A) 0.5 cm (B) 1.0 cm (C) 1.5 cm (D) 2.5 cm
Last Answer : (A) 0.5 cm
Description : Flow of water in a pipe about 3 metres in diameter can be measured by (A) Orifice plate (B) Venturimeter (C) Rotameter (D) Pitot tube
Description : The maximum longitudinal pitch in bolted joints, subjected to tensile forces, wherein t = thickness of the plate and D = diameter of bolt, is (a) 32 D (b) 16 D (c) 32 t (d) 16 t
Last Answer : (d) 16 t
Description : Theoretical capacity of crushing rolls in tons/hr is given by (where, V = peripheral velocity, m/sec. W = width of rolls, m Dr = distance between rolls ρ = density of material to be crushed, kg/m3 here, V =πND where, N = speed of the rolls ... V.W.Dr.ρ (B) 3.6 V.W. ρ (C) 3.6 W.Dr.ρ (D) 3.6 V.W.Dr/ρ
Last Answer : (A) 3.6 V.W.Dr.ρ
Description : Pick out the correct statement. (A) The slope of the stripping line is always less than unity (B) For a given separation in a binary distillation column, with increase in reflux ratio ( ... (D) Kremser-Brown-Souder's equation is used to calculate the efficiency of a plate tower
Last Answer : C) In Ponchon-Savarit method of no. of theoretical plate determination, the stripping and rectifying operating lines are vertical at total reflux
Description : A diamond plate, a glowing grate, a place you never leave. Where am I? -Riddles
Last Answer : Home.
Description : The difference in the reservoir level and the lowest point of the water mains is 180 m. The expected pressure due to water hammer is 7.5 kg/cm2 in a pressure conduit of diameter 1 m. Assuming the efficiency of the ... , is (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm
Last Answer : (C) 20 mm
Description : A butt weld has been made by MMA in a 50mm thick impact tested steel plate. The welding electrode used was a basic type, 5mm diameter. The measured welding parameters for one of the runs was 250 amps, 24 volts, using DC ... given to calculate the arc energy b) 1.9 kJ/mm c) 1.87 kJ/mm d) 2.0 kJ/mm
Last Answer : d) 2.0 kJ/mm
Description : Which rotary instrument gives the smoothest enamel cut? a. carborundum stone (green stone) b. aluminum oxide stone (white stone) c. plain fissure bur d. cross-cut fissure bur e. medium diamond bur (great efficiency but roughest cut)
Last Answer : c. plain fissure bur
Description : When a range of mountains can be measured tens to hundreds of kilometers in length as well as width and is located near an active tectonic plate boundary or coast, it is called a _____.?
Last Answer : mountain belt
Description : For an elliptical hole on a flat plate, if width of the hole in direction of the load decrease, Stress Concentration Factor will______ a) Increase b) Decrease c) Remains constant d) Can’t be determined. Varies from material to material
Last Answer : a) Increase
Description : Column efficiency is measured in terms of number of theoretical plates, which is: A. Inversely related to height equivalent to theoretical plates B. Directly related to the peak width C. Directly related to height equivalent to theoretical plates D. Inversely related to the peak width
Last Answer : Inversely related to height equivalent to theoretical plates
Description : Double full fillet welded joint cannot be used for a plate thickness greater than i. 1/8” ii. 3/8” iii. 5/8” iv. None
Last Answer : iii. 5/8”
Description : Single full fillet welded joint cannot be used for a plate thickness greater than i. 1/8” ii. 2/8” iii. 3/8” iv. None
Last Answer : iii. 3/8”
Description : How do you find the diameter of a circle with the width and length?
Last Answer : The width, or the length of a circle are its diameter.
Description : The width (helical diameter) of the double helix in B-form DNA in nm is (A) 1 (B) 2 (C) 3 (D) 4
Last Answer : Answer : B