A transit is oriented by setting its vernier A to read the back azimuth of the preceding line. A back sight on the preceding transit station taken and transit is rotated about its vertical axis. The vernier A reads (A) Azimuth of the forward line (B) Bearing of the forward line (C) Back bearing of the forward line (D) Equal to 360°-azimuth of the forward line

A transit is oriented by setting its vernier A to read the back azimuth of the preceding line. A back
sight on the preceding transit station taken and transit is rotated about its vertical axis. The
vernier A reads
(A) Azimuth of the forward line
(B) Bearing of the forward line
(C) Back bearing of the forward line
(D) Equal to 360°-azimuth of the forward line
by

1 Answer

Answer :

(A) Azimuth of the forward line
by

Related questions

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

The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, is known (A) Declination (B) Azimuth (C) Dip (D) Bearing

Description : The vertical angle between longitudinal axis of a freely suspended magnetic needle and a horizontal line at its pivot, is known (A) Declination (B) Azimuth (C) Dip (D) Bearing

Last Answer : (C) Dip

In a precision traverse, included angles are measured by setting the vernier (A) To read zero exactly on back station (B) To read 5° exactly on back station (C) Somewhere near zero and reading both verniers on back station (D) All the above

Description : In a precision traverse, included angles are measured by setting the vernier  (A) To read zero exactly on back station  (B) To read 5° exactly on back station  (C) Somewhere near zero and reading both verniers on back station  (D) All the above

Last Answer : (C) Somewhere near zero and reading both verniers on back station 

The main plate of a transit is divided into 1080 equal divisions. 60 divisions of the Vernier coincide exactly with 59 divisions of the main plate. The transit can read angles accurate upto (A) 5" (B) 10" (C) 15" (D) 20"

Description : The main plate of a transit is divided into 1080 equal divisions. 60 divisions of the Vernier coincide exactly with 59 divisions of the main plate. The transit can read angles accurate upto (A) 5" (B) 10" (C) 15" (D) 20"

Last Answer : (D) 20"

Back bearing of a line is equal to (A) Fore bearing ± 90° (B) Fore bearing ± 180° (C) Fore bearing ± 360° (D) Fore bearing ± 270°

Description : Back bearing of a line is equal to (A) Fore bearing ± 90° (B) Fore bearing ± 180° (C) Fore bearing ± 360° (D) Fore bearing ± 270°

Last Answer : (B) Fore bearing ± 180°

A theodolite is said to be in perfect adjustment if (A) Rotation axis is vertical to the transit axis (B) Transit axis is perpendicular to line of collimation (C) Line of collimation sweeps out a vertical plane while the telescope is elevated or depressed (D) All the above

Description : A theodolite is said to be in perfect adjustment if (A) Rotation axis is vertical to the transit axis (B) Transit axis is perpendicular to line of collimation (C) Line of collimation sweeps out a vertical plane while the telescope is elevated or depressed (D) All the above

Last Answer : (D) All the above

When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as (A) Steady flow (B) Turbulent flow (C) Vortex flow

Description : When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as (A) Steady flow (B) Turbulent flow (C) Vortex flow

Last Answer : Answer: Option C

A bearing of a line is also known as (A) Magnetic bearing (B) True bearing (C) Azimuth (D) Reduced bearing

Description : A bearing of a line is also known as  (A) Magnetic bearing  (B) True bearing  (C) Azimuth  (D) Reduced bearing 

Last Answer : (B) True bearing

The smaller horizontal angle between the true meridian and a survey line, is known (A) Declination (B) Bearing (C) Azimuth (D) Dip

Description : The smaller horizontal angle between the true meridian and a survey line, is known (A) Declination (B) Bearing (C) Azimuth (D) Dip

Last Answer : (C) Azimuth

Pick up the correct statement from the following: (A) An observation or the resulting reading with the level on a levelling staff is called sight (B) A back sight is the first sight taken after setting up the instrument in any position (C) The first sight on each change point is a fore sight (D) All the above

Description : Pick up the correct statement from the following: (A) An observation or the resulting reading with the level on a levelling staff is called sight (B) A back sight is the first sight taken after setting up ... position (C) The first sight on each change point is a fore sight (D) All the above

Last Answer : (D) All the above

The angle between the prolongation of the preceding line and the forward line of a traverse is called (A) Deflection angle (B) Included angle (C) Direct angle (D) None of the above

Description : The angle between the prolongation of the preceding line and the forward line of a traverse is called (A) Deflection angle (B) Included angle (C) Direct angle (D) None of the above

Last Answer : (A) Deflection angle

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

In a theodolite the line passing through the intersection of the horizontal and vertical cross hairs and the optical centre of the object glass and its continuation, is known as (a) Horizontal axis (b) Vertical axis (c) Line of collination (d) Line of sight (e) Either of c or d above*

Description : In a theodolite the line passing through the intersection of the horizontal and vertical cross hairs and the optical centre of the object glass and its continuation, is known as (a) Horizontal axis (b) Vertical axis (c) Line of collination (d) Line of sight (e) Either of c or d above*

Last Answer : e) Either of c or d above*

The horizontal angles from the boat between A and B and B and C, the stations on the shore are 1 2. The distances AB = L1 and BC = L2 2 at C between the boat and station B between A and C at B). (A) 1 2) = (L2 1/L1 2) = K (B) t 2 = 360° - 1 2 (C) 2 = sin /(K + ) (D) All the above

Description : The horizontal angles from the boat between A and B and B and C, the stations on the shore are 1 2. The distances AB = L1 and BC = L2 2 at C between the boat and station B between A and C at B). (A) 1 2) = (L2 1/L1 2) = K (B) t 2 = 360° - 1 2 (C) 2 = sin /(K + ) (D) All the above

Last Answer : (D) All the above

An angle of deflection right, may be directly obtained by setting the instrument to read (A) Zero on back station (B) 180° on back station (C) 90° (D) 270° on back station

Description : An angle of deflection right, may be directly obtained by setting the instrument to read (A) Zero on back station (B) 180° on back station (C) 90° (D) 270° on back station

Last Answer : (A) Zero on back station

In quadrantal bearing system, back bearing of a line may be obtained from its forward bearing, by (A) Adding 180°, if the given bearing is less than 180° (B) Subtracting 180°, if the given bearing, is more than 180° (C) Changing the cardinal points, i.e. substituting N for S and E for W and vice-versa (D) None of these

Description : In quadrantal bearing system, back bearing of a line may be obtained from its forward bearing, by (A) Adding 180°, if the given bearing is less than 180° (B) Subtracting 180°, if the given bearing, is more ... cardinal points, i.e. substituting N for S and E for W and vice-versa (D) None of these

Last Answer : (C) Changing the cardinal points, i.e. substituting N for S and E for W and vice-versa

The operation of revolving a plane table about its vertical axis so that all lines on the sheet become parallel to corresponding lines on the ground, is known (A) Levelling (B) Centering (C) Orientation (D) Setting

Description : The operation of revolving a plane table about its vertical axis so that all lines on the sheet become parallel to corresponding lines on the ground, is known (A) Levelling (B) Centering (C) Orientation (D) Setting

Last Answer : (C) Orientation

Which of the following methods of theodolite traversing is suitable for locating the details which are far away from transit stations? (A) Measuring angle and distance from one transit station (B) Measuring angles to the point from at least two stations (C) Measuring angle at one station and distance from other (D) Measuring distance from two points on traverse line

Description : Which of the following methods of theodolite traversing is suitable for locating the details which are far away from transit stations? (A) Measuring angle and distance from one transit station (B) ... at one station and distance from other (D) Measuring distance from two points on traverse line

Last Answer : (B) Measuring angles to the point from at least two stations

Pick up the correct statement from the following: (A) The theodolite in which telescope can be rotated in vertical plane is called a transmit (B) When the vertical circle is to the left of the telescope during observation, it is called to be in left face (C) When the vertical circle is to the right of the telescope during observation, it is called to be in right face (D) All the above

Description : Pick up the correct statement from the following:  (A) The theodolite in which telescope can be rotated in vertical plane is called a transmit  (B) When the vertical circle is to the left of ... the telescope during observation, it is called to be  in right face  (D) All the above 

Last Answer : (D) All the above 

During levelling if back sight is more than foresight (A) The forward staff is at lower point (B) The back staff is at lower point (C) The difference in level, cannot be ascertained (D) None of these

Description : During levelling if back sight is more than foresight (A) The forward staff is at lower point (B) The back staff is at lower point (C) The difference in level, cannot be ascertained (D) None of these

Last Answer : (B) The back staff is at lower point

Pick up the correct statement from the following: (A) Phase of a wave is expressed as a fraction of a period with respect to a reference (B) Phase is usually specified by angular measure with one period being 360° (C) The reference for finding the phase of a wave is taken from the previous passage through zero from the negative to the positive direction (D) All of these

Description : Pick up the correct statement from the following: (A) Phase of a wave is expressed as a fraction of a period with respect to a reference (B) Phase is usually specified by angular measure with ... from the previous passage through zero from the negative to the positive direction (D) All of these

Last Answer : Answer: Option D

In case of partial bearing, the angle of contact of the bushing with the journal is (A) 270° (B) More than 180° (C) Less than 180° (D) 360°

Description : In case of partial bearing, the angle of contact of the bushing with the journal is (A) 270° (B) More than 180° (C) Less than 180° (D) 360°

Last Answer : (C) Less than 180°

In case of full journal bearing, the angle of contact of the bushing with the journal is (A) 60° (B) 90° (C) 180° (D) 360°

Description : In case of full journal bearing, the angle of contact of the bushing with the journal is (A) 60° (B) 90° (C) 180° (D) 360°

Last Answer : (D) 360°

In case of partial bearing, the angle of contact of the bushing with the journal is usually (A) 120° (B) 180° (C) 45° (D) 360°

Description : In case of partial bearing, the angle of contact of the bushing with the journal is usually (A) 120° (B) 180° (C) 45° (D) 360°

Last Answer : (A) 120°

A precision Approach Procedure is defined as: a. An approach using bearing, elevation and distance information b. An approach with a crew of at least 2 pilots trained for such operations c. An instrument approach procedure utilizing azimuth and glide path information provided by an ILS or a PAR d. An approach using bearing, elevation, and, optionally, distance information

Description : A precision Approach Procedure is defined as: a. An approach using bearing, elevation and distance information b. An approach with a crew of at least 2 pilots trained for such operations c. An ... by an ILS or a PAR d. An approach using bearing, elevation, and, optionally, distance information

Last Answer : c. An instrument approach procedure utilizing azimuth and glide path information provided by an ILS or a PAR

A precision Approach Procedure is defined as: a. An approach using bearing, elevation and distance information b. An approach with a crew of at least 2 pilots trained for such operations c. An instrument approach procedure utilizing azimuth and glide path information provided by an ILS or a PAR

Description : A precision Approach Procedure is defined as: a. An approach using bearing, elevation and distance information b. An approach with a crew of at least 2 pilots trained for such ... An instrument approach procedure utilizing azimuth and glide path information provided by an ILS or a PAR

Last Answer : c. An instrument approach procedure utilizing azimuth and glide path information provided by an ILS or a PAR

The first reading from a level station is (A) Foresight (B) Intermediate sight (C) Back-sight (D) Any sight

Description : The first reading from a level station is  (A) Foresight  (B) Intermediate sight  (C) Back-sight  (D) Any sight 

Last Answer : (C) Back-sight 

In an adjusted level, when the bubble is central, the axis of the bubble tube becomes parallel to (A) Line of sight (B) Line of collimation (C) Axis of the telescope (D) None of these

Description : In an adjusted level, when the bubble is central, the axis of the bubble tube becomes parallel to (A) Line of sight (B) Line of collimation (C) Axis of the telescope (D) None of these

Last Answer : (A) Line of sight

When the bubble of the level tube of a level, remains central (A) Line of sight is horizontal (B) Axis of the telescope is horizontal (C) Line of collimation is horizontal (D) Geometrical axis of the telescope is horizontal

Description : When the bubble of the level tube of a level, remains central (A) Line of sight is horizontal (B) Axis of the telescope is horizontal (C) Line of collimation is horizontal (D) Geometrical axis of the telescope is horizontal

Last Answer : (A) Line of sight is horizontal

The imaginary line passing through the intersection of cross hairs and the optical centre of the objective, is known as (A) Line of sight (B) Line of collimation (C) Axis of the telescope (D) None of these

Description : The imaginary line passing through the intersection of cross hairs and the optical centre of the objective, is known as (A) Line of sight (B) Line of collimation (C) Axis of the telescope (D) None of these

Last Answer : (B) Line of collimation

The line of sight is kept as high above ground surface as possible to minimise the error in the observed angles due to (A) Shimmering (B) Horizontal refraction (C) Vertical refraction (D) Both shimmering and horizontal refraction

Description : The line of sight is kept as high above ground surface as possible to minimise the error in the observed angles due to (A) Shimmering (B) Horizontal refraction (C) Vertical refraction (D) Both shimmering and horizontal refraction

Last Answer : (D) Both shimmering and horizontal refraction

In shipboard satellite dish antennas system, azimuth is referred as the _______. A. 0 to 90 degrees B. Vertical aiming of the antenna C. North to East D. Horizontal aiming of the antenna

Description : In shipboard satellite dish antennas system, azimuth is referred as the _______. A. 0 to 90 degrees B. Vertical aiming of the antenna C. North to East D. Horizontal aiming of the antenna

Last Answer : D. Horizontal aiming of the antenna

If deflection angles are measured in a closed traverse, the difference between the sum of the right-hand and that of the left hand angles should be equal to (A) 0° (B) 90° (C) 180° (D) 360°

Description : If deflection angles are measured in a closed traverse, the difference between the sum of the right-hand and that of the left hand angles should be equal to (A) 0° (B) 90° (C) 180° (D) 360°

Last Answer : (D) 360°

In a theodolite (A) The telescope axis is perpendicular to transit axis (B) The axis of rotation is perpendicular to transit axis (C) The telescope axis, the transit axis and the rotation axis pass through the centre of theodolite (D) All the above

Description : In a theodolite (A) The telescope axis is perpendicular to transit axis (B) The axis of rotation is perpendicular to transit axis (C) The telescope axis, the transit axis and the rotation axis pass through the centre of theodolite (D) All the above

Last Answer : (D) All the above

For locating a distant object visible from two transit stations, the method usually preferred to, is (A) Angles and distances from transit stations (B) Angles from two transit stations (C) Distance from two transit stations (D) Angle from one transit station and distance from the other

Description : For locating a distant object visible from two transit stations, the method usually preferred to, is  (A) Angles and distances from transit stations  (B) Angles from two transit stations  ... from two transit stations  (D) Angle from one transit station and distance from the other 

Last Answer : (B) Angles from two transit stations 

A back sight (A) Is always taken on a point of known elevation or can be computed (B) Is added to the known level to obtain the instrument height (C) Taken on an inverted staff is treated as negative (D) All the above

Description : A back sight  (A) Is always taken on a point of known elevation or can be computed  (B) Is added to the known level to obtain the instrument height  (C) Taken on an inverted staff is treated as negative  (D) All the above 

Last Answer : (D) All the above 

What time period on earth would be 10 hours long if earth rotated on its axis every 10 hours?

Description : What time period on earth would be 10 hours long if earth rotated on its axis every 10 hours?

Last Answer : Feel Free to Answer

The dry-bulb temperature scale is read on a psychrometric chart along the: a. Left vertical axis b. Right vertical axis c. Saturation line and sloping downward to the right d. Top horizontal axis e. Horizontal axis on the bottom of the chart

Description : The dry-bulb temperature scale is read on a psychrometric chart along the: a. Left vertical axis b. Right vertical axis c. Saturation line and sloping downward to the right d. Top horizontal axis e. Horizontal axis on the bottom of the chart

Last Answer : ANSWER : E

Perspective view of an object is shown below. The object is rotated 90 degrees anticlockwise about z-axis (when viewed from a point on the positive z-axis towards the origin) and then rotated 180 degrees about x-axis (when viewed from a point on the positive x-axis towards the origin). Which one of the following perspective view options will be the result of the rotations?

Description : Perspective view of an object is shown below. The object is rotated 90 degrees anticlockwise about z-axis (when viewed from a point on the positive z-axis towards the origin) and then rotated 180 ... Which one of the following perspective view options will be the result of the rotations? 

Last Answer : A

In a curved prestressed bridge, how should the guided bearings in piers of the curved region be oriented with respect to the fixed bearing in abutment?

Description : In a curved prestressed bridge, how should the guided bearings in piers of the curved region be oriented with respect to the fixed bearing in abutment?

Last Answer : To determine the orientation of guided bearings, one should understand the movement of curved region of a prestressed bridge. Movement of prestress and creep are tangential to the curvature of the ... large, temporary freedom of movement at the guided bearings has to be provided during construction.

The included angles of a theodolite traverse, are generally measured (A) Clockwise from the forward station (B) Anti-clockwise from the back station (C) Anti-clockwise from the forward station (D) Clockwise from the back station

Description : The included angles of a theodolite traverse, are generally measured (A) Clockwise from the forward station (B) Anti-clockwise from the back station (C) Anti-clockwise from the forward station (D) Clockwise from the back station

Last Answer : (D) Clockwise from the back station

The operation of resection involves the following steps 1. Rough orientation of the plane table 2. The three lines form a triangle of error 3. Drawing lines back through the three control points 4. Select a point in the triangle of error such that each ray is equally rotated either clockwise or anti clockwise 5. The points obtained by three rays are the correct location. The correct sequence is (A) 1, 3, 2, 4, 5 (B) 1, 2, 3, 4, 5 (C) 1, 4, 3, 2, 5 (D) 1, 3, 2, 4, 5

Description : The operation of resection involves the following steps 1. Rough orientation of the plane table 2. The three lines form a triangle of error 3. Drawing lines back through the three control points 4. Select a point in the triangle of error ... 2, 3, 4, 5 (C) 1, 4, 3, 2, 5 (D) 1, 3, 2, 4, 5

Last Answer : (A) 1, 3, 2, 4, 5

A man carrying a load on his back bends forward because of one of the following reasons: (a) To adjust the centre of gravity of the system such that the vertical line through the centre of gravity passes within the base (b) The man feels lighter because of greater reaction (c) To prevent the load from slipping over and falling down (d) To keep the centre of gravity of the system outside the body

Description : A man carrying a load on his back bends forward because of one of the following reasons: (a) To adjust the centre of gravity of the system such that the vertical line through the centre of gravity ... slipping over and falling down (d) To keep the centre of gravity of the system outside the body

Last Answer : Ans:(a)

If N is deviation angle the length L of a parabolic vertical curve for overtaking sight distance S, is (A) NS²/9.6 if L > S (B) NS²/9.6 if L < S (C) 2S - 9.6/N if L < S (D) Both (A) and (C)

Description : If N is deviation angle the length L of a parabolic vertical curve for overtaking sight distance S, is (A) NS²/9.6 if L > S (B) NS²/9.6 if L < S (C) 2S - 9.6/N if L < S (D) Both (A) and (C)

Last Answer : Answer: Option D

Design of horizontal and vertical alignments, super-elevation, sight distance and grades, is worst affected by (A) Width of the vehicle (B) Length of the vehicle (C) Height of the vehicle (D) Speed of the vehicle

Description : Design of horizontal and vertical alignments, super-elevation, sight distance and grades, is worst affected by (A) Width of the vehicle (B) Length of the vehicle (C) Height of the vehicle (D) Speed of the vehicle

Last Answer : Answer: Option D

While rotating the theodolite in the horizontal plane, the bubble of the bubble tube takes up the same position in its tube, it indicates (A) The rotation axis is vertical (B) The trunnion axis is horizontal (C) The line of collimation is perpendicular to vertical axis (D) None of the above

Description : While rotating the theodolite in the horizontal plane, the bubble of the bubble tube takes up the  same position in its tube, it indicates  (A) The rotation axis is vertical  (B) The trunnion ... (C) The line of collimation is perpendicular to vertical axis  (D) None of the above

Last Answer : (A) The rotation axis is vertical

Define the following: (i) Height of instrument (i) Back sight (iii) Fore sight (iv) Axis of bubble tube

Description : Define the following: (i) Height of instrument (i) Back sight (iii) Fore sight (iv) Axis of bubble tube

Last Answer : i. Height of instrument: It is the reduced level of line of collimation when the leveling instrument is properly leveled. It is obtained by adding the BS reading to RL of bench mark or change point on which the ... when the bubble is at the center of its run i.e. at middle point of the tube.

Mark the correct option. a) The first loan on PPF accounts can be taken in the third year from the year of opening the account. b) The amount of Loan will be restricted to 25% of the balance at the account end of the second year preceding the year in which the loan is applied for. c) The loan is repayable either in lump sum or in convenient installments of not more than 36. d) All the above

Description : Mark the correct option. a) The first loan on PPF accounts can be taken in the third year from the year of opening the account. b) The amount of Loan will be restricted to 25% of the balance at ... is repayable either in lump sum or in convenient installments of not more than 36. d) All the above

Last Answer : d) All the above