GATE (TF) Textile 2005 Question Paper Solution | GATE/2005/TF/48

Question 48 (Textile Engineering & Fibre Science)

The actual twist in a rotor yarn produced with rotor diameter of 40 mm, rotor speed of 90000 rpm and delivery speed of 100 m/min will be approximately

(A)892 tpm
(B)900 tpm
(C)908 tpm
(D)918 tpm
[Show Answer]

Option B is correct.

Rotor dia=40mm

Rotor speed=90000 rpm

Delivery speed(FRD)=100m/min

Actural twist in rotor yarn=?

TPM=\frac{Rotor speed}{FRD}


TPM=900 (Ans)

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