In a lemniscate curve, the angle between the tangent at the end of the polar ray and the tangent at the commencement of the curve (i.e. straight) is

Related MCQs

• The angle between the back tangent and forward tangent of a curve is known as
• The angle by which the forward tangent deflects from the back tangent of a curve is called
• In an optical square, the angle between the first incident ray and the last reflected ray is
• A transition curve when inserted between the tangent and the circular curve
• The deflection angle for any chord is equal to the deflection angle for the proceeding chord minus the tangential angle for that chord.
• The object of introducing a transition curve at each end of the circular curve is
• When R is the radius of the curve (in metres), D is the degree of curve (in degrees) and length of the chord is 30 m, then the relation between R and D is
• The departure of a traverse line is obtained by multiplying its length with the tangent of its reduced bearing.
• When the centres of the arcs lie on the opposite sides of the common tangent at the junction of the two curves, it is known as a
• The degree of the curve is the angle subtended by a chord of