Physics - Error Question with Solution | TestHub

PhysicsErrorMiscellaneousEasy2 minPYQ_2021
PhysicsEasysingle choice

The vernier scale used for measurement has a positive zero error of 0.2 mm. If while taking a measurement it was noted that 0 on the vernier scale lies between 8.5 cm and 8.6 cm. Vernier coincidence is 6, then the correct value of measurement is cm.

(least count=0.01 cm)

Options:

Answer:
B
Solution:

Positive zero error =0.2 mm

Main scale reading =8.5 cm

Vernier scale reading=6×0.01=0.06 cm

Final reading=8.5+0.06-0.02=8.54 cm

Stream:JEESubject:PhysicsTopic:ErrorSubtopic:Miscellaneous
2mℹ️ Source: PYQ_2021

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