Experimental Skills: JEE Main 2018 Physics question

JEE Main 2018 · 15 Apr, Morning shift · Q8329

JEE Main 201815 Apr, Morning shiftPhysicsMediumExperimental Skills34× since 2008

In a screw gauge,

5

complete rotations of the screw cause it to move a linear distance of

0.25

cm.

There are

100

circular scale divisions. The thickness of a wire measured by this screw gauge gives a reading of

4

main scale divisions and

30

circular scale divisions. Assuming negligible zero error, the thickness of the wire is :

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JEE Main 2018 Experimental Skills Question with Solution (15 Apr Morning shift, Q8329) | JEE Arc