Discussion :: Surveying - Section 1 (Q.No.12)
|Abhijeet said: (Aug 18, 2015)|
|I want answer this questions please.|
|Nayila Salim Almanji said: (Feb 11, 2017)|
|I want the description of this answer. Please explain it.|
|Rani said: (Feb 12, 2018)|
|In tachometry focal length i.e, the length of focus f (inverse) is equal to the inverse length of (i) length between the lens and intercept staff f1 (ii) length between crosshair and lens f2.
|Rabindra said: (May 1, 2018)|
|Nice explanation, thanks @Rani.|
|V.V.Savaliya said: (Oct 11, 2018)|
|Aakash said: (Oct 30, 2018)|
|Jay said: (Jan 22, 2019)|
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