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Byju's Answer
Standard XII
Physics
Finding Significant Figures
What is least...
Question
What is least count of meter rod?
A
1
m
m
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B
1
m
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C
1
c
m
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D
None of these
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Solution
The correct option is
C
1
c
m
Least count for meter rod is
1
c
m
.
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1
Similar questions
Q.
What is the least count of a meter scale?
Q.
If
(
1
+
x
)
n
=
C
0
+
C
1
x
+
C
2
x
2
+
⋯
+
C
n
x
n
,
n
∈
N
,
then for
2
≤
m
≤
n
,
C
0
−
C
1
+
C
2
−
⋯
+
[
(
−
1
)
m
−
1
]
C
m
−
1
is equal to
Q.
The length of two rods measured by a meter scale are 60.0 cm and 20.0 cm respectively. The least count of meter scale is 1 mm. Then
Q.
What is the ratio of
1
m
m
to
1
c
m
?
Q.
If
k
and
n
be the two positive integers such that
S
t
=
1
t
+
2
t
+
⋯
+
n
t
, then
m
∑
r
=
1
(
m
+
1
C
r
S
r
)
is equal to:
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