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NEET Exam Model Paper 11
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© examsnet.com
Question : 1
Total: 180
In which of the following instrument used in the lab there exists an error of random category known as back lash error;
(i) Screw gauge
(ii) Micrometer
(iii) Searle’s apparatus
(iv) Vernier calipers
(i) and (ii) only
(i) ,(ii) and (iii) only
(i) only
All four
Validate
Solution:
This error occur in all the instruments which utilizes screw or nut-bolt system
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