WorksheetsIntroduction To Surveying - Part 9
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
Error due to wrong measuring scale affects which of the following?
a)
Length only
b)
Area only
c)
Volume only
d)
Length, Area and Volume
2.
Correct formula for length correction when wrong scale is used is:
a)
C = M × c/m
b)
C = M × m/c
c)
C = m/(Mc)
d)
C = M × c²
3.
If wrong scale is half of correct scale, measured area must be multiplied by:
a)
0.5
b)
2
c)
4
d)
0.25
4.
If a 10 cm line shrinks to 9.7 cm, shrinkage factor is:
a)
1.03
b)
0.97
c)
0.93
d)
1.30
5.
To obtain original length from shrunk length, we must:
a)
Multiply by shrinkage factor
b)
Divide by shrinkage factor
c)
Square shrinkage factor
d)
Cube shrinkage factor
6.
When a sheet shrinks, the scale becomes:
a)
Smaller
b)
Larger
c)
Unchanged
d)
Half
7.
Map drawn with 1 cm = 20 m instead of 1 cm = 40 m will give measured lengths that are:
a)
Twice true
b)
Half true
c)
Equal to true
d)
Four times true
8.
If shrinkage factor = 0.975, area correction multiplier is:
a)
0.975
b)
(0.975)²
c)
1/(0.975)²
d)
1/0.975
9.
Relation connecting correct and wrong scales is:
a)
C + c = M + m
b)
C × c = M × m
c)
C − c = M − m
d)
C = c/m
10.
Volume correction using wrong scale is proportional to:
a)
(m/c)
b)
(m/c)²
c)
(m/c)³
d)
(c/m)³
100 %
