Question

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Answer 1

Explanation:

Hinge joint.

Condyloid joint.

Pivot joint.

Gliding

Saddle

Answer 2

Answer:

The extracted metal in the molten state is distilled to obtain the pure metal as distillate. ii Poling : The molten metal is stirred with logs of green wood. ... iv Electrolytic refining : 1 In this method the impure metal is made to act as anode. 2 A strip of the same metal in pure form is used as cathode.

Explanation:

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