निम्न संख्याओं के सार्थक अंक ज्ञात कीजिये -(i) 0.007 ग्राम (ii) 2.64 xx 10^(24)किग्रा(iii) 0.237...

Find significant in the followingr observations . (i) 0.007 gm (ii) 2.64 xx 10^(24)kg (iii) 0.2370 gm//cm^(3) (iv) 6.320J//K (v) 6.032N//m^(2) (vi) 0.0006032K^(-1) .

Divide: (i) 0.46 by 10 (ii)2.34 by 100 (iii) 6.28 by 1000

Divide (i) 0.196 by 1.4 (ii) 39.168 by 1.2 (iii) 0.228 by 0.38

Evaluate: (i) (0.3)^(2) (ii) (0.05)^(2) (iii) (1.5)^(2)

State the number of significant figures in the following: (i) 0.007m^(2) (ii) 2.64xx10^(24)kg (iii) 0.2370cm^(-3) (iv) 6.320J (v) 6.032nM^(-2) (vi) 0.0006032 (vii) 2.000m (viii) 5100kg (ix) 0.050cm.

State the number of significant figures in (i) 0.007m (ii) 2.67xx10^(-24)kg

Find the product: Q (i) 67.24 xx 10 (ii) 4.956 xx 100 (iii) 2.3748 xx 1000

Simplify: 2^3xx5 (ii) 0xx10^2

State the number of significant figures in the following (a)0.007 m^2 (b) 2.64 xx 10^(24)kg (c) 0.2370 g//cm^-3