For the following questions answer them individually
An imaginary line joining the points of equal elevation on the surface of the earth represents
If the whole circle bearing of a line is $$145^\circ,$$ its reduced bearing is
The representative fraction 1/1800 means that the scale is
The true meridian of a place is the line in which earth’s surface is intersected by a plane through
Removal of parallax in a Theodolite can be achieved by focusing
The proportion of second moment of area about the centroidal axis to second moment of area about the base of a rectangle will be
Centre of gravity of a thin hollow cone lies on the axis of symmetry at a height of
The path traced by a projectile in the sky is
Periodic time of a particle moving with simple harmonic motion is the time taken by the particle for