alleryThe accuracy of a micrometer is checked by measuring which standards?
AStandard weights
BTuning forks
CGlass prisms
DGauge blocks
Answer & Solution
Correct answer: D. Gauge blocks
Micrometers are checked against gauge blocks or rods whose lengths are known precisely.
Keep practising Experimental Skills
Browse all Experimental Skills questions for NEET UG, or explore more Physics topics.
Related questions
Ball radius 1 mm, viscosity 1 Pa s, density excess 900 kg/m3, g = 10 m/s2. Terminal speed?Stokes' law explains why tiny cloud droplets stay in the air until they:What is the SI unit of dynamic viscosity used in Stokes' law?In a falling-sphere viscometer, the terminal speed is found by timing the ball between:In which year did George Gabriel Stokes derive his drag law?The CGS unit of kinematic viscosity, named after Stokes, is the:A sphere less dense than the fluid it is in reaches a terminal velocity directed:Why is Stokes terminal speed proportional to R squared?