If vertical angles of inclined sights do not exceed 10° and non-verticality of the staff remains within 1°, stadia system of tacheometric observations are made on (A) Staff normal (B) Staff vertical (C) Staff normal as well as vertical (D) None of these

If vertical angles of inclined sights do not exceed 10° and non-verticality of the staff remains within
1°, stadia system of tacheometric observations are made on
(A) Staff normal
(B) Staff vertical
(C) Staff normal as well as vertical
(D) None of these
by

1 Answer

Answer :

(A) Staff normal
by

Related questions

The theodolites used for making tacheometric observations by optical wedge system, are (A) Provided with stadia hairs in front of eye piece (B) Not provided with stadia hairs at all (C) Fitted with a glass wedge inside the telescope (D) Fitted with a glass wedge in front of telescope

Description : The theodolites used for making tacheometric observations by optical wedge system, are (A) Provided with stadia hairs in front of eye piece (B) Not provided with stadia hairs at all (C) Fitted with a glass wedge inside the telescope (D) Fitted with a glass wedge in front of telescope

Last Answer : (D) Fitted with a glass wedge in front of telescope

In tangential tacheometry, an ordinary level staff is used (A) Leaning towards the instrument for inclined sights upward (B) Leaning away from the instrument for inclined sights downwards (C) Vertical in all cases (D) None of these

Description : In tangential tacheometry, an ordinary level staff is used (A) Leaning towards the instrument for inclined sights upward (B) Leaning away from the instrument for inclined sights downwards (C) Vertical in all cases (D) None of these

Last Answer : (C) Vertical in all cases

A stilling well is required when the stage measurement is made by employing : a) Bubble gauge b) Float gauge recorder c) Vertical staff gauge d) Inclined staff gauge

Description : A stilling well is required when the stage measurement is made by employing : a) Bubble gauge b) Float gauge recorder c) Vertical staff gauge d) Inclined staff gauge

Last Answer : b) Float gauge recorder

In horizontal angles, the error due to imperfect levelling of the plate bubble is (A) Large when sights are nearly level (B) Large for long sights (C) Less for steeply inclined sights (D) Large for steeply inclined sights

Description : In horizontal angles, the error due to imperfect levelling of the plate bubble is (A) Large when sights are nearly level (B) Large for long sights (C) Less for steeply inclined sights (D) Large for steeply inclined sights

Last Answer : (D) Large for steeply inclined sights

If the plane table is not horizontal in a direction at right angles to the alidade, the line of sight is parallel to the fiducial edge only for (A) Horizontal sights (B) Inclined sights upward (C) Inclined sight downward (D) None of these

Description : If the plane table is not horizontal in a direction at right angles to the alidade, the line of sight is parallel to the fiducial edge only for (A) Horizontal sights (B) Inclined sights upward (C) Inclined sight downward (D) None of these

Last Answer : (A) Horizontal sights

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°

In tacheometrical observations, vertical staff holding is generally preferred to normal staffing, due to (A) Ease of reduction of observations (B) Facility of holding (C) Minimum effect of careless holding on the result (D) None of these

Description : In tacheometrical observations, vertical staff holding is generally preferred to normal staffing, due to (A) Ease of reduction of observations (B) Facility of holding (C) Minimum effect of careless holding on the result (D) None of these

Last Answer : (C) Minimum effect of careless holding on the result

Pick up the method of surveying in which field observations and plotting proceed simultaneously from the following (A) Chain surveying (B) Compass surveying (C) Plan table surveying (D) Tacheometric surveying

Description : Pick up the method of surveying in which field observations and plotting proceed simultaneously from the following (A) Chain surveying (B) Compass surveying (C) Plan table surveying (D) Tacheometric surveying

Last Answer : (C) Plan table surveying

The maximum non-verticality of the bore of a well 200 m deep, may be permitted up to (A) 25 cm (B) 50 cm (C) 75 cm (D) 100 cm

Description : The maximum non-verticality of the bore of a well 200 m deep, may be permitted up to (A) 25 cm (B) 50 cm (C) 75 cm (D) 100 cm

Last Answer : (D) 100 cm

Accurate measurement of deflection angles with a transit not properly adjusted may be made by (A) Setting the Vernier A at zero at back station and then plunging the telescope (B) Setting the Vernier A at zero at back station and turning the instrument to the forward station (C) Taking two back sights one with the telescope normal and the other with telescope inverted (D) None of these

Description : Accurate measurement of deflection angles with a transit not properly adjusted may be made by (A) Setting the Vernier A at zero at back station and then plunging the telescope (B) Setting the ... back sights one with the telescope normal and the other with telescope inverted (D) None of these

Last Answer : (C) Taking two back sights one with the telescope normal and the other with telescope inverted

Tilt of the staff in stadia tacheometry increases the intercept if it is (A) Away from the telescope pointing down hill (B) Towards the telescope pointing up-hill (C) Away from the telescope pointing up-hill (D) None of these

Description : Tilt of the staff in stadia tacheometry increases the intercept if it is (A) Away from the telescope pointing down hill (B) Towards the telescope pointing up-hill (C) Away from the telescope pointing up-hill (D) None of these

Last Answer : (C) Away from the telescope pointing up-hill

The diaphragm of a stadia theodolite is fitted with two additional (A) Horizontal hairs (B) Vertical hairs (C) Horizontal and two vertical hairs (D) None of these

Description : The diaphragm of a stadia theodolite is fitted with two additional (A) Horizontal hairs (B) Vertical hairs (C) Horizontal and two vertical hairs (D) None of these

Last Answer : (A) Horizontal hairs

If is the stadia distance, is the focal length and is the distance between the objective and vertical axis of the techeometer, the multiplying constant, is (A) f/i (B) i/f (C) (f + d) (D) f/d

Description : If is the stadia distance, is the focal length and is the distance between the objective and vertical axis of the techeometer, the multiplying constant, is (A) f/i (B) i/f (C) (f + d) (D) f/d

Last Answer : (A) f/i

The major principal stress in an element of cohesion-less soil within the backfill of a retaining wall is (A) Vertical if the soil is in an active state of plastic equilibrium (B) Vertical if the soil is in a passive state of plastic equilibrium (C) Inclined at 45° to the vertical plane (D) None of the above

Description : The major principal stress in an element of cohesion-less soil within the backfill of a retaining wall is (A) Vertical if the soil is in an active state of plastic equilibrium (B) Vertical if the ... state of plastic equilibrium (C) Inclined at 45° to the vertical plane (D) None of the above

Last Answer : Answer: Option A

Tabling process used for separating two materials of different densities by passing the dilute pulp over a table/deck, which is inclined from the horizontal surface at an angle of about (A) 1 to 2° (B) 2 to 5° (C) 5 to 10° (D) 10 to 15°

Description : Tabling process used for separating two materials of different densities by passing the dilute pulp over a table/deck, which is inclined from the horizontal surface at an angle of about (A) 1 to 2° (B) 2 to 5° (C) 5 to 10° (D) 10 to 15°

Last Answer : (B) 2 to 5°

In non-cohesive soil in passive state of plastic equilibrium (A) Major principal stress is horizontal (B) Minor principal stress is vertical (C) Major principal stress is vertical (D) Minor and major principal stresses are equally inclined to the horizontal

Description : In non-cohesive soil in passive state of plastic equilibrium (A) Major principal stress is horizontal (B) Minor principal stress is vertical (C) Major principal stress is vertical (D) Minor and major principal stresses are equally inclined to the horizontal

Last Answer : (B) Minor principal stress is vertical

In active state of plastic equilibrium in a non cohesive soil with horizontal ground surface (A) Major principal stress is horizontal (B) Minor principal stress is vertical (C) Major principal stress is vertical (D) Minor and major principal stresses are equally inclined to horizontal

Description : In active state of plastic equilibrium in a non cohesive soil with horizontal ground surface (A) Major principal stress is horizontal (B) Minor principal stress is vertical (C) Major principal stress is vertical (D) Minor and major principal stresses are equally inclined to horizontal

Last Answer : Answer: Option C

A dumpy level was set up at the midpoint between two pegs A and B, 50 m apart and the staff readings at and were 1.22 and 1.06. With the level set up at , the readings at and were 1.55 and 1.37. The collimation error per 100 m length of sight is (A) 0.02 m inclined upwards (B) 0.04 m inclined downwards (C) 0.04 m inclined upward (D) None of these

Description : A dumpy level was set up at the midpoint between two pegs A and B, 50 m apart and the staff  readings at and were 1.22 and 1.06. With the level set up at , the readings at  and were 1.55 and ... upwards  (B) 0.04 m inclined downwards  (C) 0.04 m inclined upward  (D) None of these

Last Answer : (B) 0.04 m inclined downwards 

Earth observations from a satellite platform provide: (A) Synoptic view of a large area (B) Constant solar zenith angles and similar illumination conditions (C) Repetitive observations of the same area with intervals of a few minutes to a few weeks (D) All of these

Description : Earth observations from a satellite platform provide: (A) Synoptic view of a large area (B) Constant solar zenith angles and similar illumination conditions (C) Repetitive observations of the same area with intervals of a few minutes to a few weeks (D) All of these

Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) Inclined borings are made for taking samples under existing structures (B) Inclined borings are occasionally used instead of vertical holes (C) The spacing of inclined borings is kept such that one bore hole is vertically above the bottom of an adjacent bore hole (D) All the above

Description : Pick up the correct statement from the following: (A) Inclined borings are made for taking samples under existing structures (B) Inclined borings are occasionally used instead of vertical holes (C) The ... bore hole is vertically above the bottom of an adjacent bore hole (D) All the above

Last Answer : Answer: Option D

The branch of surveying in which both horizontal and vertical positions of a point, are determined by making instrumental observations, is known (A) Tacheometry (B) Tachemetry (C) Telemetry (D) All the above

Description : The branch of surveying in which both horizontal and vertical positions of a point, are determined by making instrumental observations, is known (A) Tacheometry (B) Tachemetry (C) Telemetry (D) All the above

Last Answer : (D) All the above

One of the tacheometric constants is additive, the other constant, is (A) Subtractive constant (B) Multiplying constant (C) Dividing constant (D) Indicative constant

Description : One of the tacheometric constants is additive, the other constant, is  (A) Subtractive constant  (B) Multiplying constant  (C) Dividing constant  (D) Indicative constant 

Last Answer : (B) Multiplying constant 

A number of forces acting at a point will be in equilibrium if (A) Their total sum is zero (B) Two resolved parts in two directions at right angles are equal (C) Sum of resolved parts in any two perpendicular directions are both zero (D) All of them are inclined equally

Description : A number of forces acting at a point will be in equilibrium if (A) Their total sum is zero (B) Two resolved parts in two directions at right angles are equal (C) Sum of resolved parts in any two perpendicular directions are both zero (D) All of them are inclined equally

Last Answer : (C) Sum of resolved parts in any two perpendicular directions are both zero

For the manufacture of plywood, veneers are placed so that grains of adjacent veneers (A) Run at right angles (B) Parallel (C) Inclined at 45° (D) Inclined at 60°

Description : For the manufacture of plywood, veneers are placed so that grains of adjacent veneers (A) Run at right angles (B) Parallel (C) Inclined at 45° (D) Inclined at 60°

Last Answer : Answer: Option A

In precision theodolite traverse if included angles are read twice and the mean reading accepted using both verniers having a least count of 30". Assuming the instrument to be in perfect adjustment, linear measurements correct to 6 mm per 30 metre tape duly corrected for temperature, slope and sag, the angular error of closure not to exceed (where n is the number of traverse legs) (A) 50" n(B) 30" n(C) 60" n (D) None of these

Description : In precision theodolite traverse if included angles are read twice and the mean reading accepted using both verniers having a least count of 30". Assuming the instrument to be in perfect adjustment, linear measurements correct to 6 mm per ... legs) (A) 50" n (B) 30" n (C) 60" n (D) None of these

Last Answer : (A) 50" n

Stadia techeometry was discovered by James Watt in the year. (A) 1670 (B) 1770 (C) 1870 (D) 1900

Description : Stadia techeometry was discovered by James Watt in the year. (A) 1670 (B) 1770 (C) 1870 (D) 1900

Last Answer : (B) 1770

The number of horizontal cross wires in a stadia diaphragm is (A) One (B) Two (C) Three (D) Four

Description : The number of horizontal cross wires in a stadia diaphragm is (A) One (B) Two (C) Three (D) Four

Last Answer : (C) Three

Contours of different elevations may cross each other only in the case of (A) An overhanging cliff (B) A vertical cliff (C) A saddle (D) An inclined plane

Description : Contours of different elevations may cross each other only in the case of (A) An overhanging cliff (B) A vertical cliff (C) A saddle (D) An inclined plane

Last Answer : (A) An overhanging cliff

A cylindrical specimen of saturated soil failed under an axial vertical stress of 100kN/m² when it was laterally unconfmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of internal friction for the soil are respectively (A) 0.5 N/mm² and 30° (B) 0.05 N/mm² and 0° (C) 0.2 N/mm² and 0° (D) 0.05 N/mm² and 45°

Description : A cylindrical specimen of saturated soil failed under an axial vertical stress of 100kN/m² when it was laterally unconfmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of ... N/mm² and 0° (C) 0.2 N/mm² and 0° (D) 0.05 N/mm² and 45°

Last Answer : Answer: Option B

Rankine's theory of active earth pressure assumes (A) Soil mass is homogeneous, dry and cohesionless (B) Ground surface is a plane which may be horizontal or inclined (C) Back of the wall is vertical and smooth (D) All the above

Description : Rankine's theory of active earth pressure assumes (A) Soil mass is homogeneous, dry and cohesionless (B) Ground surface is a plane which may be horizontal or inclined (C) Back of the wall is vertical and smooth (D) All the above

Last Answer : Answer: Option D

The angle of repose of a soil is the maximum angle which the outer face of the soil mass makes (A) With the horizontal (B) With the vertical (C) With the perpendicular to the inclined plane of the soil (D) None of these

Description : The angle of repose of a soil is the maximum angle which the outer face of the soil mass makes (A) With the horizontal (B) With the vertical (C) With the perpendicular to the inclined plane of the soil (D) None of these

Last Answer : Answer: Option A

For measuring flow by a Venturimeter, if should be installed in (A) Vertical line (B) Horizontal line (C) Inclined line with flow downward (D) In any direction and in any location

Description : For measuring flow by a Venturimeter, if should be installed in (A) Vertical line (B) Horizontal line (C) Inclined line with flow downward (D) In any direction and in any location

Last Answer : Answer: Option D

The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the Centroid, if (A) The area is horizontal (B) The area is vertical (C) The area is inclined (D) All of the above

Description : The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the Centroid, if (A) The area is horizontal (B) The area is vertical (C) The area is inclined (D) All of the above

Last Answer : Answer: Option D

Pick up the correct statement from the following: (A) The artificial barrier constructed to enclose "n area for safe anchorage, is called break water (B) The smoothened surface at the top end of the vertical face of a guay wall, is called fending (C) The effective berthing lengths of inclined guays can be adjusted (D) All the above

Description : Pick up the correct statement from the following: (A) The artificial barrier constructed to enclose "n area for safe anchorage, is called break water (B) The smoothened surface at the top end of ... fending (C) The effective berthing lengths of inclined guays can be adjusted (D) All the above

Last Answer : (D) All the above

On a grading curve, the gap grading is represented by (A) A horizontal line (B) A vertical line (C) N.W. inclined line (D) N.E. inclined line

Description : On a grading curve, the gap grading is represented by (A) A horizontal line (B) A vertical line (C) N.W. inclined line (D) N.E. inclined line

Last Answer : Answer: Option A

Shear reinforcement is provided in the form of (a) Vertical bars (b) Inclined bars (c) Combination of vertical and inclined bars (d) All the above

Description : Shear reinforcement is provided in the form of (a) Vertical bars (b) Inclined bars (c) Combination of vertical and inclined bars (d) All the above

Last Answer : (d) All the above

Cross-staff is used for (A) Setting out right angles (B) Measuring contour gradient (C) Taking levels (D) Measuring distances

Description : Cross-staff is used for  (A) Setting out right angles  (B) Measuring contour gradient  (C) Taking levels  (D) Measuring distances 

Last Answer : (A) Setting out right angles 

Pick up the correct statement from the following: (A) Box sextant is used for the measurement of horizontal angles (B) Cross staff is used for setting out right angles (C) Gradiometer is used for setting out any required gradient (D) All the above

Description : Pick up the correct statement from the following: (A) Box sextant is used for the measurement of horizontal angles (B) Cross staff is used for setting out right angles (C) Gradiometer is used for setting out any required gradient (D) All the above

Last Answer : (D) All the above

If the radius of a main curve is 300 m and length of the transition curve is 100 m, the angle with tangent to locate the junction point, is (A) 1° 11' (B) 2° 11' (C) 3° 11' (D) 4° 11'

Description : If the radius of a main curve is 300 m and length of the transition curve is 100 m, the angle with tangent to locate the junction point, is (A) 1° 11' (B) 2° 11' (C) 3° 11' (D) 4° 11'

Last Answer : Answer: Option C

If degree of a road curve is defined by assuming the standard length of an arc as 30 metres, the radius of 1° curve is equal (A) 1719 m (B) 1146 m (C) 1046 m (D) 1619 m

Description : If degree of a road curve is defined by assuming the standard length of an arc as 30 metres, the radius of 1° curve is equal (A) 1719 m (B) 1146 m (C) 1046 m (D) 1619 m

Last Answer : Answer: Option A

The range of spread from the wall base to outer edge of a brick work foundation does not exceed (A) 1/2 horizontal to 1 vertical (B) 2/3 horizontal to 1 vertical (C) 1 horizontal to 1 vertical (D) 2 horizontals to 1 vertical

Description : The range of spread from the wall base to outer edge of a brick work foundation does not exceed (A) 1/2 horizontal to 1 vertical (B) 2/3 horizontal to 1 vertical (C) 1 horizontal to 1 vertical (D) 2 horizontals to 1 vertical

Last Answer : Answer: Option C

If the intercept on a vertical staff is observed as 0.75 m from a tachometer, the horizontal distance between tachometer and staff (A) 7.5 m (B) 25 m (C) 50 m (D) 75 m

Description : If the intercept on a vertical staff is observed as 0.75 m from a tachometer, the horizontal distance between tachometer and staff (A) 7.5 m (B) 25 m (C) 50 m (D) 75 m

Last Answer : (D) 75 m

The Leaning Tower of Pisa does not fall because (a) It is tapered at the top (b) It covers a large base area (c) Its centre of gravity remains at the lowest position (d) The vertical line through the centre of gravity of the tower falls within its base

Description : The Leaning Tower of Pisa does not fall because (a) It is tapered at the top (b) It covers a large base area (c) Its centre of gravity remains at the lowest position (d) The vertical line through the centre of gravity of the tower falls within its base

Last Answer : Ans:(d)

Mark the correct option related to submission of robbery report to DG Posts a) Case of highway robbery of mail involving loss of cash/valuables above Rs 50000 b) The attacks on offices by dacoits causing injury to the staff/losses over Rs50000 c) Cases of loss of damage to or tampering with ins article which the amount of compensation payable exceed Rs 10000 d) Cases of fraud and loss or misappropriation of public money exceeds Rs 50000 e) All the above

Description : Mark the correct option related to submission of robbery report to DG Posts a) Case of highway robbery of mail involving loss of cash/valuables above Rs 50000 b) The attacks on offices by dacoits ... ) Cases of fraud and loss or misappropriation of public money exceeds Rs 50000 e) All the above

Last Answer : e) All the above

Tacheometric Surveying

Description : Tacheometric Surveying

Last Answer : Tacheometric is a branch of surveying in which horizontal and vertical distances are determined by taking angular observation with an instrument known as a tachometer. Tacheometric surveying is adopted in rough ... be prepared for investigation works within a short time on the basis of such survey.

Write down the procedure for determination of tacheometric constants.

Description : Write down the procedure for determination of tacheometric constants.

Last Answer : Method of determining tacheometric constants in the field1) A fairly level ground is selected. The tacheometer is set up at O and pegs are fixed at A, B & C, known distances apart. 2) The staff ... 5) By solving the equations in pairs, find tacheometric constants (f/i) and (f+d)

State Direct & indirect method of contouring.Explain tacheometric method.

Description : State Direct & indirect method of contouring.Explain tacheometric method.

Last Answer : Method of contouring are: 1.Direct method 2 Indirect methods which include a)by cross section b)by squares c) tachometric contouring method. Tachometric contouring method. 1.This method ... calculated by tacheometry formulae. 4 The survey is plotted and then contour lines are interpolated.