A student constructed a vernier caliper as shown. He used two identical inclines and tried to measure the length of line 
. For this instrument determine the least count.
A
unit
B
unit C
unit
D
unit
Text Solution
Verified by ExpertsThe correct answer is:
A
Let 
be the angle of incline. Here, the incline kept horizontally is working as main scale while the other incline kept on horizontally placed incline is treated as vernier scale.
From the given figure, it is clear that,
So, LC of instrument, 
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
What is the least count of the vernier caliper?
What is the least count of commonly available vernier?
When the zero mark on the vernier scale lies towards the right side of the zero mark of the main sc…
When the zero mark on the vernier scale lies towards the left side of the zero mark of the main sca…
If observed reading is OR, corrected reading is CR, zero error is ZE and zero correction is ZC , th…
When the jaws of a standard vernier are together, the 6th main scale division coincides with the 7t…