Question: Which of the following methods of theodolite traversing is suitable for locating the details which are far away from transit stations ?

• 1. measuring angle and distance from one transit station
• 2. measuring angles to the point from at least two stations
• 3. measuring angle at one station and distance from other
• 4. measuring distance from two points on traverse line

Question: The number of horizontal cross wires in a stadia diaphragm is ________________?

• 1. one
• 2. two
• 3. three
• 4. four

Question: For a tacheometer the additive and multi-plying constants are respectively________________?

• 1. 0 and 100
• 2. 100 and 0
• 3. 0 and 0
• 4. 100 and 100

Question: Different grades are joined together by a ________________?

• 1. compound curve
• 2. transition curve
• 3. reverse curve
• 4. vertical curve

Question: If the focal length of the object glass is 25 cm and the distance from object glass to the trunnion axis is 15 cm, the additive constant is_______________?

• 1. 0.1
• 2. 0.4
• 3. 0.6
• 4. 1.33

Question: If the intercept on a vertical staff is ob-served as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is________________?

• 1. 7.5 m
• 2. 25 m
• 3. 50
• 4. 75 m

Question: Overturning of vehicles on a curve can be avoided by using ________________?

• 1. compound curve
• 2. vertical curve
• 3. reverse curve
• 4. transition curve

Question: Subtense bar is an instrument used for _______________?

• 1. levelling
• 2. measurement of horizontal distances in plane areas
• 3. measurement of horizontal distances in undulated areas
• 4. measurement of angles

Question: The angle between the prolongation of the preceding line and the forward line of a traverse is called ________________?

• 1. deflection angle
• 2. included angle
• 3. direct angle
• 4. none of the above

Question: A metallic tape is made of ______________ ?

• 1. steel
• 2. invar
• 3. linen
• 4. cloth and wires