Question

Metal P crystallizes in BCC, and the distance of closest approach is 460 pm. Metal Q crystallizes in FCC, and the distance of closest approach is 460 nm. Choose the correct statement.

A

The edge length of cell P is greater than that of cell Q.

The edge length of cell Q is greater than that of cell P.

The edge lengths of both cells are equal.

It is not possible to calculate the edge lengths of both the cells.​

Answer 1

Answer:

Two forces of magnitudes k cos A and k cos B act along CA, CB of a triangle ABC . Prove that their resultant is k sin C. (B.Sc.86 Calicut; B.Sc. 79, 8 M.K.U.) [Hint:- Use the result that in a triangle cos^ 2 A+cos^ 2 B+cos^ 2; C=1-2 cos A cos B cos C]

Answer 2

Answer:

Explanation:

yes option a cool bro