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

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
by

1 Answer

Answer :

(C) Remains unchanged
by

Related questions

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

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

Description : 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

Last Answer : (A) 1250 kg

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 

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 

There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of (A) 1 : 1½ : 2 (B) 2 : 1½ : 1 (C) 1 : 1 : 2(D) None of these

Description : There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and  each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be  in the ratio of  (A) 1 ... (B) 2 : 1½ : 1  (C) 1 : 1 : 2 (D) None of these

Last Answer : (C) 1 : 1 : 2 

In a ferromagnetic material the state of flux density is as follows when external magnetic field is applied to it. (A) Increased (B) Decreased (C) Remains unchanged (D) Becomes zero

Description : In a ferromagnetic material the state of flux density is as follows when external magnetic field is applied to it. (A) Increased (B) Decreased (C) Remains unchanged (D) Becomes zero

Last Answer : (C) Remains unchanged

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

If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge (A) Is increased by PZ/e (B) Is increased by Pe/Z (C) Is decreased by Pe/Z (D) Remains unchanged

Description : If the tendon is placed at an eccentricity e below the centroidal axis of the longitudinal axis of a rectangular beam (sectional modulus Z and stressed load P in tendon) the stress at the extreme top edge (A) Is ... by PZ/e (B) Is increased by Pe/Z (C) Is decreased by Pe/Z (D) Remains unchanged

Last Answer : Answer: Option C

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

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

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

Last Answer : (A) Straight line 

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

Last Answer : (D) 90

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 

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

Description : 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

Last Answer : (B) Maximum at springing

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

The reaction at the supports will be vertical to the plane of the support if the frame structure rests on (A) Roller supports (B) Free supports (C) Hinged supports (D) All the above

Description : The reaction at the supports will be vertical to the plane of the support if the frame structure rests  on  (A) Roller supports  (B) Free supports  (C) Hinged supports  (D) All the above 

Last Answer : (D) All the above 

When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid (A) Remains horizontal (B) Becomes curved (C) Falls on the front end (D) Falls on the back end

Description : When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid (A) Remains horizontal (B) Becomes curved (C) Falls on the front end (D) Falls on the back end

Last Answer : Answer: Option C

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 

The lintels are preferred to arches because (A) Arches require more headroom to span the openings like doors, windows etc. (B) Arches require strong abutments to withstand arch thrust (C) Arches are difficult in construction (D) All of the abo

Description : The lintels are preferred to arches because (A) Arches require more headroom to span the openings like doors, windows etc. (B) Arches require strong abutments to withstand arch thrust (C) Arches are difficult in construction (D) All of the above

Last Answer : Answer: Option D

Reactions at the supports of a structure can be determined by equating the algebraic sum of (A) Horizontal forces to zero (B) Vertical forces to zero (C) Moment about any point to zero (D) All the above

Description : Reactions at the supports of a structure can be determined by equating the algebraic sum of (A) Horizontal forces to zero (B) Vertical forces to zero (C) Moment about any point to zero (D) All the above

Last Answer : (D) All the above

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

Match List-I (Type of Anti-friction bearing) with List-II (Specific Use) and select the using the code given below the Lists: [IES-2006] List-I List -II A. Self-aligning ball bearing 1. For pure axial load B. Taper roller bearing 2. For hinged condition C. Deep groove ball bearing 3. For pure radial load D. Thrust ball bearing 4. For axial and radial load A B C D A B C D (a) 2 1 3 4 (b) 3 4 2 1 (c) 2 4 3 1 (d) 3 1 2 4

Description : Match List-I (Type of Anti-friction bearing) with List-II (Specific Use) and select the using the code given below the Lists: [IES-2006] List-I List -II A. Self-aligning ball bearing 1. For pure axial load B. Taper roller bearing 2. For ... C D (a) 2 1 3 4 (b) 3 4 2 1 (c) 2 4 3 1 (d) 3 1 2 4

Last Answer : (c) 2 4 3 1

If the length of a cable is doubled, its capacitance (a) becomes one-fourth (b) becomes one-half (c) becomes double (d) remains unchanged

Description : If the length of a cable is doubled, its capacitance (a) becomes one-fourth (b) becomes one-half (c) becomes double (d) remains unchanged

Last Answer : (c) becomes double

The fixed support in a real beam becomes in the conjugate beam a (A) Roller support (B) Hinged support (C) Fixed support (D) Free end

Description : The fixed support in a real beam becomes in the conjugate beam a (A) Roller support (B) Hinged support (C) Fixed support (D) Free end

Last Answer : (D) Free end

By overheating the nutritional value of cereal proteins is (A) Increased (B) Decreased (C) Unchanged (D) None of these

Description : By overheating the nutritional value of cereal proteins is (A) Increased (B) Decreased (C) Unchanged (D) None of these

Last Answer : Answer : B

When a lead-acid battery begins gassing freely while receiving a normal charge, the charging current should _____________. A. be increased B. remain unchanged C. be decreased D. shut off

Description : When a lead-acid battery begins gassing freely while receiving a normal charge, the charging current should _____________. A. be increased B. remain unchanged C. be decreased D. shut off

Last Answer : Answer: C

When a lead-acid battery begins gassing freely while receiving a normal charge, the charging current should be _____________. A. increased B. shut off C. decreased D. unchanged

Description : When a lead-acid battery begins gassing freely while receiving a normal charge, the charging current should be _____________. A. increased B. shut off C. decreased D. unchanged

Last Answer : Answer: C

If the length of an antenna is changed from 2.5 meters to 2.8 meters, its resonant frequency will A. increase B. depend on the velocity factor so the resonant frequency can either be increased or decreased C. will be unchanged D. decrease

Description : If the length of an antenna is changed from 2.5 meters to 2.8 meters, its resonant frequency will A. increase B. depend on the velocity factor so the resonant frequency can either be increased or decreased C. will be unchanged D. decrease

Last Answer : D. decrease

In a perfectly inelastic collision, kinetic energy A. totally disappears B. is increased C. is decreased D. is unchanged

Description : In a perfectly inelastic collision, kinetic energy A. totally disappears B. is increased C. is decreased D. is unchanged

Last Answer :  totally disappears

In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear (A) Decreases (B) Increases (C) Remains unchanged (D) First increases and then decreases

Description : In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear (A) Decreases (B) Increases (C) Remains unchanged (D) First increases and then decreases

Last Answer : (A) Decreases

The rating of the Transformer __ when the supply frequency is increased: a) Remains unchanged b) Increases c) Decreases d) None of the above

Description : The rating of the Transformer __ when the supply frequency is increased: a) Remains unchanged b) Increases c) Decreases d) None of the above

Last Answer : Ans: B

Production rate __________ with increased fineness, with a given energy input to the size reduction machine. (A) Decreases (B) Increases (C) Remains unchanged (D) May increase or decrease; depends on the machine

Description : Production rate __________ with increased fineness, with a given energy input to the size reduction machine. (A) Decreases (B) Increases (C) Remains unchanged (D) May increase or decrease; depends on the machine

Last Answer : (A) Decreases

If the amount of the steam used in steam distillation is increased, the temperature of distillation (A) Increases (B) Decreases (C) Remains unchanged (D) Depends on relative volatility

Description : If the amount of the steam used in steam distillation is increased, the temperature of distillation (A) Increases (B) Decreases (C) Remains unchanged (D) Depends on relative volatility

Last Answer : (B) Decreases

If the weight of an aircraft is increased the maximum gliding range: a. Decreases b. Increases c. Remains the same, and rate of descent is unchanged d. Remains the same, but rate of descent increases

Description : If the weight of an aircraft is increased the maximum gliding range: a. Decreases b. Increases c. Remains the same, and rate of descent is unchanged d. Remains the same, but rate of descent increases

Last Answer : d. Remains the same, but rate of descent increases

Which statement best describes the operating principle of a constant-speed propeller? a. As throttle setting is changed by the pilot, the prop governor causes pitch angle of the propeller blades to remain unchanged b. The propeller control regulates the engine RPM and in turn the propeller RPM c. A high blade angle, or increased pitch, reduces the propeller drag and allows more engine power for take-offs d. As the propeller control setting is changed by the pilot, the RPM of the engines remains constant as the pitch angle of the propeller changes

Description : Which statement best describes the operating principle of a constant-speed propeller? a. As throttle setting is changed by the pilot, the prop governor causes pitch angle of the propeller blades to ... the pilot, the RPM of the engines remains constant as the pitch angle of the propeller changes

Last Answer : b. The propeller control regulates the engine RPM and in turn the propeller RPM

At one atmosphere, a cylinder with movable piston contains 2,000 milliliters of gas. If the pressure is increased to 5 atmospheres and the temperature remains unchanged, what is the new volume of the gas? w) 10,000 milliliters x) 400 milliliters y) 1,000 milliliters z) 4,000 milliliters

Description : At one atmosphere, a cylinder with movable piston contains 2,000 milliliters of gas. If the pressure is increased to 5 atmospheres and the temperature remains unchanged, what is the new volume of the gas? w) 10,000 milliliters x) 400 milliliters y) 1,000 milliliters z) 4,000 milliliters

Last Answer : ANSWER: X -- 400 MILLILITERS

A retaining wall 6m high supports a backfill with a surcharge angle of 10°. The back of the wall is inclined to the vertical at a positive batter angle of 5°. If the angle of wall friction is 7°, then the resultant active earth pressure will act at a distance of 2 m above the base and inclined to the horizontal at an angle of (A) 7° (B) 10° (C) 12° (D) 17

Description : A retaining wall 6m high supports a backfill with a surcharge angle of 10°. The back of the wall is inclined to the vertical at a positive batter angle of 5°. If the angle of wall friction is 7°, then the resultant ... inclined to the horizontal at an angle of (A) 7° (B) 10° (C) 12° (D) 17

Last Answer : (C) 12°

Assertion :- `Q_("Surr")` is zero for adiabatic process Reason :- Final state of the system remains unchanged in adiabatic process.

Description : Assertion :- `Q_("Surr")` is zero for adiabatic process Reason :- Final state of the system remains unchanged in adiabatic process.

Last Answer : Assertion :- `Q_("Surr")` is zero for adiabatic process Reason :- Final state of the system ... False. D. If both Assertion & Reason are false.

To ensure uniform pressure distribution, the thickness of the foundation, isA) Kept uniform throughout (B) Increased gradually towards the edge (C) Decreased gradually towards the edge (D) Kept zero at the edge

Description : To ensure uniform pressure distribution, the thickness of the foundation, is A) Kept uniform throughout (B) Increased gradually towards the edge (C) Decreased gradually towards the edge (D) Kept zero at the edge

Last Answer : Answer: Option C

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

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 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

When a man circles round the earth in a satellite, then (a) His mass becomes zero but weight remains constant (b) Mass remains constant but weight becomes zero (c) Both mass and weight remain constant (d) Both mass and weight remain zero

Description : When a man circles round the earth in a satellite, then (a) His mass becomes zero but weight remains constant (b) Mass remains constant but weight becomes zero (c) Both mass and weight remain constant (d) Both mass and weight remain zero

Last Answer : Ans:(b)

In an oil-lubricated journal bearing, coefficient of friction between the journal and the bearing. [IES-1995] (a) Remains constant at all speeds. (b) is minimum at zero speed and increases monotonically with increase in speed. (c) is maximum at zero speed and decreases monotonically with increase in speed. (d) becomes minimum at an optimum speed and then increases with further increase in speed.

Description : In an oil-lubricated journal bearing, coefficient of friction between the journal and the bearing. [IES-1995] (a) Remains constant at all speeds. (b) is minimum at zero speed and increases ... speed. (d) becomes minimum at an optimum speed and then increases with further increase in speed.

Last Answer : (d) becomes minimum at an optimum speed and then increases with further increase in speed.

Taper rolling supports a) Axial loads b) Thrust loads c) Both axial and thrust loads d) None of the mentioned

Description : Taper rolling supports a) Axial loads b) Thrust loads c) Both axial and thrust loads d) None of the mentioned

Last Answer : c) Both axial and thrust loads

A_______ bearing supports the load acting along the axis of the shaft. a) Thrust b) Radial c) Longitudinal d) Transversal

Description : A_______ bearing supports the load acting along the axis of the shaft. a) Thrust b) Radial c) Longitudinal d) Transversal

Last Answer : a) Thrust

Which of the following statements reflects information to be included when teaching the patient about plantar fasciitis? a) Management of plantar fasciitis includes stretching exercises. Management also includes wearing shoes with support and cushioning to relieve pain, orthotic devices (e.g., heel cups, arch supports), and the use of non-steroidal anti-inflammatory drugs (NSAIDs).

Description : Which of the following statements reflects information to be included when teaching the patient about plantar fasciitis? a) Management of plantar fasciitis includes stretching exercises. ... Complications of plantar fasciitis include neuromuscular damage and decreased ankle range of motion.

Last Answer : a) Management of plantar fasciitis includes stretching exercises. Management also includes wearing shoes with support and cushioning to relieve pain, orthotic devices (e.g., heel cups, arch supports), and the use of non-steroidal anti-inflammatory drugs (NSAIDs).

In a perfect prismatic compass (A) Magnetic axis and geometric axis of the needle coincide (B) Ends of the needle and pivot are in same vertical and horizontal planes (C) Pivot is vertically over the centre of the graduated circle (D) All the above

Description : In a perfect prismatic compass (A) Magnetic axis and geometric axis of the needle coincide (B) Ends of the needle and pivot are in same vertical and horizontal planes (C) Pivot is vertically over the centre of the graduated circle (D) All the above

Last Answer : (D) All the above

Pick up the correct statement from the following: (A) The lines of sight while observing back sight and fore sight lie in the same horizontal plane (B) The staff readings are measurements made vertically downwards from a horizontal plane (C) The horizontal plane with reference to which staff readings are taken, coincides with the level surface through the telescope axis (D) All the above

Description : Pick up the correct statement from the following: (A) The lines of sight while observing back sight and fore sight lie in the same horizontal plane (B) The staff readings are measurements made ... readings are taken, coincides with the level surface through the telescope axis (D) All the above

Last Answer : (D) All the above