Match the particle morphologies in Group 1 with the powder production methods in Group 2.

Group-1 Group-2

P. Superalloy powder with rounded morphology 1. Carbonyl process

Q. Monosieed spherical Ta powder 2. Gas atomisation

R. Fe powder with onion peel structure 3. Oxide reduction

S. Irregularly shaped W powder 4. Rotating electrode process

A) P-2, Q-1, R-4, S-3 B) P-1, Q-4, R-3, S-2 C) P-2, Q-4, R-1, S-3 D) P-4, Q-1, R-2, S-3

Answer & Solution

Correct Answer: Option B

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Group-1	Group-2
P. Superalloy powder with rounded morphology	1. Carbonyl process
Q. Monosieed spherical Ta powder	2. Gas atomisation
R. Fe powder with onion peel structure	3. Oxide reduction
S. Irregularly shaped W powder	4. Rotating electrode process