Match the following List - I (minor instrument) with List II (Use) with
the following
|
|
List-I |
|
List-II |
|
P |
Clinometer |
1 |
To measure area in a map / plan |
|
Q |
Prism square |
2 |
To set offsets |
|
R |
Planimeter |
3 |
To enlarge a map / plan |
|
S |
Pentagraph |
4 |
To measure angle of slope |
Codes: P Q R S
Clinometer → A clinometer is a surveying instrument used to
measure angles of slope, elevation, or depression.
Prism square → A prism square is
used in surveying to set out right angles and
establish perpendicular offsets from a base line.
Planimeter → A planimeter is a mechanical instrument used to
measure the area of an irregular two-dimensional shape on a
map or drawing.
Pentagraph (Pantograph)→ A pantograph (often spelled
pentagraph in older text) is a mechanical linkage used to
enlarge or reduce drawings and maps.
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