| One hectare is equal to |
A) 100 m2
B) 1000 m2
C) 10000 m2
D) 100000 m2
| In Simpson’s rule the line joining the top of ordinates is considered to be _____ |
A) straight
B) elliptical
C) parabolic
D) curved
| A planimeter is an instrument used for |
A) checking whether a given surface is plane
B) checking whether the plane table surface is level
C) finding area from plans and maps
D) finding the slope of a given terrain
| Which of the following methods is most suitable for area calculation when boundary line is irregular ? |
A) Prismoidal formula
B) Trapezoidal rule
C) Simpson’s rule
D) Mid-Ordinate method
| Zero circle with reference to a planimeter is (M is the Multiplying constant and C is the additive constant) |
A) The additive constant C
B) The multiplying constant M
C) The constant given by M / C
D) The constant given by M * C
| Accidental errors follow a definite law which is called as the _____ |
A) Law of probability
B) Law of recurrence
C) Law of precision
D) Law of accuracy
| In the equation of a planimeter, ‘N’ is _____, when zero of the dial passes the index mark in a clockwise direction |
A) + ve
B) – ve
C) 0
D) None of the above
| In the planimeter formula for measuring area, A = M(FR – IR ± 10 N) + C, the additive constant is considered when |
A) the anchor point is inside the area being measured
B) the anchor point is outside the area being measured
C) the area traced is in clockwise direction
D) the area traced is in anti-clockwise direction
| The vertices of an astronomical triangle would include which of the following (i) Zenith (ii) Pole (iii) Heavenly body (iv) Azimuth |
A) (i) and (ii)
B) (i), (ii) and (iii)
C) (ii), (iii) and (iv)
D) (i), (ii), (iii) and (iv)
| Area obtained by which of the following methods will give the same value |
A) Average ordinate method and trapezoidal rule method
B) Trapezoidal rule method and parabolic rule method
C) Trapezoidal rule method and coordinate method
D) Parabolic rule method and coordinate method
