1 m की कुल लम्बाई वाले एक शाफ़्ट पर 0.2 m की लम्बाई तक 60° का एक टेपर उत्पादित करने के लिए खराद में आवश्यक पश्च ऑफसेट क्या है?

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ISRO MCF Technical Assistant Mechanical 23 June 2019 Official Paper
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  1. 0.2 sin 60° 
  2. 0.2 sin 30°
  3. 1 sin 60°
  4. 1 sin 30°

Answer (Detailed Solution Below)

Option 4 : 1 sin 30°
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संकल्पना:

टेलस्टॉक में ऑफसेट को निम्न द्वारा ज्ञात किया गया है;

\(sin\frac{α}{2}=\frac{S}{L_w}\)

जहाँ, S = पश्च ऑफसेट, α = टेपर कोण, Lw = वस्तु की लम्बाई

गणना:

दिया गया है:

α = 60°, Lw = 1 m,

\(sin(\frac{60}{2})=\frac{S}{1}\)

S = 1 × sin 30° 

S = 1 sin 30° 

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