A plumb bob is required

Related MCQs

• The line normal to the plumb line is known as
• A surface which is normal to the direction of gravity at all points, as indicated by a plumb line, is known as
• A line normal to the plumb line at all points is known as
• The adjustment of horizontal cross hair is required particularly when the instrument is used for
• Check lines (or proof lines) in Chain Surveying, are essentially required
• Correction required for curvature for a distance of 1500 m is….
• Correction required for refraction for a distance of 10 km is….
• What is required to transfer points to the ground, while chaining along the sloping ground?
• How many number of arrows are required for chain surveying?
• To the sum of the first and last ordinates, add twice the sum of the intermediate ordinates. The total sum thus obtained is multiplied by the common distance between the ordinates. One-half of this product gives the required area. This rule of finding the area is called