NEW
Font size
S
M
L
XL
WorksheetsD42 QUIZ OF THE DAY
Total questions: 25
Worksheet time: 25mins
Name
Class
Date
1.
What is the nominal length of a 30 m chain as per IS:1492-1970?
a)
29.95 m
b)
30.00 m
c)
30.05 m
d)
30.10 m
2.
Which among the following is used for setting perpendicular lines in chain surveying?
a)
Optical square
b)
Line ranger
c)
Plumb bob
d)
Arrow
3.
What is the typical spacing of tallies on a 30 m metric chain?
a)
Every 2 m
b)
Every 5 m
c)
Every 10 m
d)
Every 15 m
4.
Assertion: Steel tapes are used for precise measurements. Reason: Chains elongate over time due to wear.
a)
Both A and R are true and R is the correct explanation
b)
Both A and R are true but R is not the explanation
c)
A is true but R is false
d)
A is false but R is true
5.
Statement 1: Chain surveying is suitable for large-scale maps. Statement 2: It is ideal where high precision is required.
a)
Only Statement 1 is true
b)
Only Statement 2 is true
c)
Both statements are true
d)
Both statements are false
6.
Which error in chain surveying occurs due to incorrect length of chain?
a)
Personal error
b)
Compensating error
c)
Instrumental error
d)
Cumulative error
7.
What is the primary purpose of tie lines in chain surveying?
a)
Divide survey area into triangles
b)
Avoid long offsets
c)
Check the accuracy of the framework
d)
Mark details
8.
Which of the following helps in measuring offsets at right angles?
a)
Offset rod
b)
Cross staff
c)
Plumb bob
d)
Ranging rod
9.
Which method of ranging is used when both end stations are not intervisible?
a)
Direct ranging
b)
Reciprocal ranging
c)
Random ranging
d)
Optical ranging
10.
How many links are there in a 30 m metric chain?
a)
100
b)
120
c)
150
d)
180
11.
Which type of tape is coated with varnish and used for short distances?
a)
Invar tape
b)
Steel tape
c)
Linen tape
d)
Band tape
12.
Which of the following errors is not a compensating error in chain surveying?
a)
Incorrect length of chain
b)
Sag in chain
c)
Incorrect marking of offset
d)
Bad ranging
13.
What is the correction for slope in chain surveying?
a)
Add h²/2L
b)
Subtract h²/2L
c)
Add L²/2h
d)
Subtract L²/2h
14.
What is the function of a field book in chain surveying?
a)
Plot the survey
b)
Record observations
c)
Store equipment
d)
Draw profiles
15.
Which instrument is used to align intermediate points in a straight line?
a)
Cross staff
b)
Optical square
c)
Line ranger
d)
Prism square
16.
Arrows in chain surveying are used to:
a)
Mark offset distance
b)
Mark end of chain length
c)
Set out right angles
d)
Correct slope
17.
Which of the following is NOT an instrumental error in chain surveying?
a)
Incorrect chain length
b)
Incorrect ranging
c)
Damaged handle
d)
Lengthened link
18.
Oblique offsets are:
a)
Always less accurate
b)
More accurate than perpendicular
c)
Measured at angles other than 90°
d)
Taken only with chain
19.
What does IS:1492 specify?
a)
Tolerance of cement
b)
Specifications of chains
c)
Leveling instruments
d)
Optical instruments
20.
Personal error in chain surveying is caused by:
a)
Sag of chain
b)
Improper ranging
c)
Defective links
d)
Incorrect tally position
21.
The sag correction in chain surveying is always:
a)
Positive
b)
Zero
c)
Negative
d)
Additive
22.
Which tape gives the most accurate measurement in survey work?
a)
Linen tape
b)
Steel tape
c)
Invar tape
d)
Band tape
23.
Which is not a purpose of ranging in chain surveying?
a)
To align survey lines
b)
To measure angles
c)
To fix intermediate points
d)
To ensure straight lines
24.
A 20 m chain was found to be 5 cm too long after measuring a base line of 500 m. What is the true length of the line?
a)
498.75 m
b)
501.25 m
c)
500.50 m
d)
499.50 m
25.
A field was measured with a chain 10 cm too short. If the measured area is 6400 m², what is the corrected area?
a)
6504 m²
b)
6336 m²
c)
6096 m²
d)
6720 m²
Reset
