Question # A student measured the diameter of a wire using a screw gauge with least count ( 0.001 mathrm{cm} ) and listed the measurements. The correct measurement is -

# A student measured the diameter of a wire using a screw gauge with least count ( 0.001 mathrm{cm} ) and listed the measurements. The correct measurement is -

(1) ( 5.3 mathrm{cm} )

(2) ( 5.32 mathrm{cm} )

(3) ( 5.320 mathrm{cm} )

(4) ( 5.3200 mathrm{cm} )

Solution

[

begin{aligned}

L cdot c=& 0.001 mathrm{cm}

& frac{5.320 mathrm{cm}}{text { upto } 3 text { digit }}

end{aligned}

]

is worect

answer

(3) ( A )