Crown is located at (A) Highest point on the extrados of the arch (B) Highest point on the intrados of the arch (C) Skew-back of the arch (D) None of these

Crown is located at
(A) Highest point on the extrados of the arch
(B) Highest point on the intrados of the arch
(C) Skew-back of the arch
(D) None of these
by

1 Answer

Answer :

Answer: Option A
by

Related questions

The depth of an arch is the distance between (A) Ground level and springing line (B) Crown and springing line (C) Crown and ground level (D) Intrados and extrados

Description : The depth of an arch is the distance between (A) Ground level and springing line (B) Crown and springing line (C) Crown and ground level (D) Intrados and extrados

Last Answer : Answer: Option D

The vertical distance between the springing line and highest point of the inner curve of an arch is known as (A) Intrados (B) Rise (C) Spandril (D) Extrados

Description : The vertical distance between the springing line and highest point of the inner curve of an arch is known as (A) Intrados (B) Rise (C) Spandril (D) Extrados

Last Answer : Answer: Option B

The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as (A) Haunch (B) Spandril (C) Voussoirs (D) Skewbacks

Description : The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as (A) Haunch (B) Spandril (C) Voussoirs (D) Skewbacks

Last Answer : Answer: Option B

The lower half portion between crown and skew back of the arch, is called (A) Spandril (B) Haunch (C) Springing (D) Soffit

Description : The lower half portion between crown and skew back of the arch, is called (A) Spandril (B) Haunch (C) Springing (D) Soffit

Last Answer : Answer: Option B

The under surface of an arch, is called (A) Soffit (B) Intrados (C) Haunch (D) Back

Description : The under surface of an arch, is called (A) Soffit (B) Intrados (C) Haunch (D) Back

Last Answer : Answer: Option A

The angle between skew back of a flat arch and the horizontal, is kept approximately equal to (A) 0° (B) 30° (C) 60° (D) 90

Description : The angle between skew back of a flat arch and the horizontal, is kept approximately equal to (A) 0° (B) 30° (C) 60° (D) 90

Last Answer : Answer: Option C

The inclined surface of an abutment to receive the arch, is known as (A) Skew back (B) Soffit (C) Spandril (D) Haunch

Description : The inclined surface of an abutment to receive the arch, is known as (A) Skew back (B) Soffit (C) Spandril (D) Haunch

Last Answer : Option A

The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with a uniformly distributed load l t per horizontal length is (where Ic is the M.I. at the crown, which varies as the slope of the arch). (A) 50/EIc (B) 100/EIc (C) 150/EIc (D) 200/E

Description : The horizontal deflection of a parabolic curved beam of span 10 m and rise 3 m when loaded with  a uniformly distributed load l t per horizontal length is (where Ic  is the M.I. at the crown, which  varies as the slope ... arch).  (A) 50/EIc (B) 100/EIc (C) 150/EIc (D) 200/E

Last Answer : (D) 200/E

A three hinged arch is generally hinged at its supports and (A) At one quarter span (B) At the crown (C) Anywhere in the rib (D) None of these

Description : A three hinged arch is generally hinged at its supports and  (A) At one quarter span  (B) At the crown  (C) Anywhere in the rib  (D) None of these 

Last Answer : (C) Anywhere in the rib 

An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of span 2l and rise h hinged at the crown, the horizontal reaction at the support, is (A) Wa/h (B) Wa/2h(C) 2W/ha(D) 2h/W

Description : An isolated load W is acting at a distance a from the left hand support, of a three hinged arch of  span 2l and rise h hinged at the crown, the horizontal reaction at the support, is  (A) Wa/h  (B) Wa/2h (C) 2W/ha (D) 2h/W

Last Answer : (B) Wa/2h

The rise of a parabolic arch at quarter points, is equal to (A) 1/3 times the rise of the crown (B) 1/4 times the rise of the crown (C) 1/2 times the rise of the crown (D) 3/4 times the rise of the crown

Description : The rise of a parabolic arch at quarter points, is equal to (A) 1/3 times the rise of the crown (B) 1/4 times the rise of the crown (C) 1/2 times the rise of the crown (D) 3/4 times the rise of the crown

Last Answer : (D) 3/4 times the rise of the crown

A three hinged arch is loaded with an isolated load 1000 kg at a horizontal distance of 2.5 m from the crown, 1 m above the level of hinges at the supports 10 metres apart. The horizontal thrust is (A) 1250 kg (B) 125 kg (C) 750 kg (D) 2500 kg

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Last Answer : (A) 1250 kg

A three hinged parabolic arch hinged at the crown and springing, has a horizontal span of 4.8 m and a central rise of 1 m. It carries a uniformly distributed load of 0.75 tonne per metre over half left hand span. The horizontal thrust at the support will be (A) 10.8 tonnes (B) 1.08 tonnes (C) 1.8 tonnes (D) 0.8 tonnes

Description : A three hinged parabolic arch hinged at the crown and springing, has a horizontal span of 4.8 m  and a central rise of 1 m. It carries a uniformly distributed load of 0.75 tonne per metre over half  left hand span ... A) 10.8 tonnes  (B) 1.08 tonnes  (C) 1.8 tonnes  (D) 0.8 tonnes 

Last Answer : (B) 1.08 tonnes 

In a three hinged arch, the third hinge is generally kept at (A) Crown of the arch (B) Midpoint of the crown and left support hinge (C) Midpoint of the crown and right support hinge (D) None of these

Description : In a three hinged arch, the third hinge is generally kept at  (A) Crown of the arch  (B) Midpoint of the crown and left support hinge  (C) Midpoint of the crown and right support hinge  (D) None of these 

Last Answer : (A) Crown of the arch

In a three hinged arch, the shear force is usually (A) Maximum at crown(B) Maximum at springing (C) Maximum at quarter points (D) Varies with slope

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Last Answer : (B) Maximum at springing

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Last Answer : Answer: Option A

A labially displaced anterior tooth is restored with a gold core porcelain jacket crown so that it is in line with the arch; the crown will appears: A. Short B. Long C. Narrow D. Wide

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Define skew and clock skew

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Skew of a bridge is the angle between a) C.L. of water course to C.L. of track b) C.L. of water course to C.L. of pier c) C.L. of water course/road to normal (perpendicular) of C.L. of track* d) C.L. of abutment to C.L. of pier

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Skew of rotor bar eliminates

Description : Skew of rotor bar eliminates   1. The effect of space harmonics   2. The entire effect of crawling   3. Magnetic noise   4. Vibration due to unequal force developed on rotor 

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In the Squirrel cage induction motors, the rotor slots are usually a slight skew to reduce

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Last Answer : Eddy   currents.

The vertical reaction for the arch is (A) wa/2l (B) wl/a (C) wa/l (D) wa²/2

Description : The vertical reaction for the arch is  (A) wa/2l (B) wl/a (C) wa/l (D) wa²/2

Last Answer : (A) wa/2l

The locus of reaction of a two hinged semi-circular arch, is (A) Straight line (B) Parabola (C) Circle (D) Hyperbola

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For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D'. Distances AD, DD' and AD' when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is (A) 30° (B) 45° (C) 60° (D) 90

Description : For determining the support reactions at A and B of a three hinged arch, points B and Care joined  and produced to intersect the load line at D and a line parallel to the load line through A at D'.  Distances AD, DD ... reactions at A and B is  (A) 30°  (B) 45°  (C) 60°  (D) 90

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The equation of a parabolic arch of span and rise , is given by (A) y = h/l² × (1 - x) (B) y = 2h/l² × (1 - x) (C) y = 3h/l² × (1 - x) (D) y = 4h/l² × (1 - x)

Description : The equation of a parabolic arch of span and rise , is given by  (A) y = h/l² × (1 - x)  (B) y = 2h/l² × (1 - x)  (C) y = 3h/l² × (1 - x)  (D) y = 4h/l² × (1 - x) 

Last Answer : (D) y = 4h/l² × (1 - x) 

If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span, (A) Horizontal thrust is wl2 /8h (B) S.F. will be zero throughout (C) B.M. will be zero throughout (D) All the above

Description : If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit  length over the entire span,  (A) Horizontal thrust is wl2 /8h (B) S.F. will be zero throughout  (C) B.M. will be zero throughout  (D) All the above 

Last Answer : (D) All the above 

Pick up the correct statement from the following: (A) The tangent screw enables to give small movement under conditions of smooth and positive control (B) Standing on the tripod is the levelling head or trib arch (C) The levelling screws are used to tilt the instrument so that its rotation axis is truly vertical (D) All the above

Description : Pick up the correct statement from the following: (A) The tangent screw enables to give small movement under conditions of smooth and positive control (B) Standing on the tripod is the levelling head ... used to tilt the instrument so that its rotation axis is truly vertical (D) All the above

Last Answer : (D) All the above

For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust (A) Is increased (B) Is decreased (C) Remains unchanged (D) Becomes zero

Description : For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust (A) Is increased (B) Is decreased (C) Remains unchanged (D) Becomes zero

Last Answer : (B) Is decreased

For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust (A) Is increased (B) Is decreased (C) Remains unchanged (D) Becomes zero

Description : For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust (A) Is increased (B) Is decreased (C) Remains unchanged (D) Becomes zero

Last Answer : (C) Remains unchanged

In a three hinged arch, the bending moment will be zero (A) At right hinge only (B) At left hinge only (C) At both right and left hinges (D) At all the three hinges

Description : In a three hinged arch, the bending moment will be zero (A) At right hinge only (B) At left hinge only (C) At both right and left hinges (D) At all the three hinges

Last Answer : (D) At all the three hinges

A three-hinged arch is said to be: (A) Statically determinate structure (B) Statically indeterminate structure (C) A bent beam (D) None of these

Description : A three-hinged arch is said to be:  (A) Statically determinate structure  (B) Statically indeterminate structure  (C) A bent beam  (D) None of these

Last Answer : (A) Statically determinate structure 

An arch may be subjected to (A) Shear and axial force (B) Bending moment and shear force (C) Bending moment and axial force (D) Thrust, shear force and bending moment

Description : An arch may be subjected to  (A) Shear and axial force  (B) Bending moment and shear force  (C) Bending moment and axial force  (D) Thrust, shear force and bending moment 

Last Answer : (D) Thrust, shear force and bending moment 

An arch with three hinges, is a structure (A) Statically determinate (B) Statically indeterminate (C) Geometrically unstable (D) Structurally sound but indeterminate

Description : An arch with three hinges, is a structure (A) Statically determinate (B) Statically indeterminate (C) Geometrically unstable (D) Structurally sound but indeterminate

Last Answer : (A) Statically determinate

In a solid arch, shear force acts (A) Vertically upwards (B) Along the axis of the arch (C) Perpendicular to the axis of arch (D) Tangentially to the arch

Description : In a solid arch, shear force acts (A) Vertically upwards (B) Along the axis of the arch (C) Perpendicular to the axis of arch (D) Tangentially to the arch

Last Answer : (C) Perpendicular to the axis of arch

If a three hinged parabolic arch carries a uniformly distributed load on its entire span, every section of the arch resists. (A) Compressive force (B) Tensile force (C) Shear force (D) Bending moment

Description : If a three hinged parabolic arch carries a uniformly distributed load on its entire span, every section of the arch resists. (A) Compressive force (B) Tensile force (C) Shear force (D) Bending moment

Last Answer : (A) Compressive force

In jack arch floor, the rise is kept (A) 1/6th of the span (B) 1/8th of the span (C) 1/10th of the span (D) 1/12th of the span

Description : In jack arch floor, the rise is kept (A) 1/6th of the span (B) 1/8th of the span (C) 1/10th of the span (D) 1/12th of the span

Last Answer : Answer: Option D