1.

(A) Cassiterite mineral is concentrated byelectromagnetic method (R) Tinstoneis non-magnetic and impurity wolframite is magnetic

Answer»

Both (A) and (R) are true and (R) is the correct explanation of (A)
Both (A) and (R) are true and (R) is not the correct explanationof (A)
(A) is true but (R) is FALSE
Both (A) and (R) are false

ANSWER :A


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