Question

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4) A box contains 2 dozens mangoes, 1% dozen
apples and I dozen oranges. Find the
probability of the following events if one of
the fruits is picked up from the box at random.
i) It is a mango fruit.
ii) It is an apple fruit.
ii) It is an orange fruit. ​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

face centred cubic unit cell

This unit cell has 8 atoms at all the eight corners and 6 atoms at the centres of the six faces of the cube.

No. of atoms present per unit cell=8corner atoms×1/8 atom per unit cell+6 face atoms×1/2atom per unit cell=1+3=4 atoms.