Q6 of 55 Page 36

Thickness of a paper = 0.03 mm. Express it in standard form.

Thickness of paper = 0.03 mm = = (3 × 10-2) mm


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6

1 micron = m. Express it in standard form.

 6

Size of a bacteria = 0.0000004 m. Express it in standard form.

 7

Write each of the following numbers in usual form:

(i) 2.06x10-5


(ii) 5 x10-7


(iii) 6.82 x 10-6


(iv) 5.673x10-4


(v) 1.8 x10-2


(vi) 4.129 x10-3

 1

The value of is