Match List – I with List – II and select the correct answer using the code given below the lists:
List – I (Gear Drive) List – II (Function in Machine Tools)
A. Helical gear 1. To obtain high velocity ratio
B. Bevel gear 2. To get rectilinear motion
C. Worm and worm wheel 3. To run smoothly and quietly
D. Rack and pinion 4. For shafts whose axes intersect
A B C D
(a) 2 4 1 3
(b) 3 1 4 2
(c) 2 1 4 3
(d) 3 4 1 2