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Physics - Unit & Dimension Question with Solution | TestHub

PhysicsUnit & DimensionMiscellaneousMedium2 minQB

PhysicsMediumsingle choice

The length, breadth and thickness of a block are given by $l = 12 c m, b = 6 c m$ and $t = 2.45 c m$ . The volume of the block according to the idea of significant figures should be

Options:

Answer:

Solution:

$V = l b t = 12 \times 6 \times 2.45 = 176.4 {c m}^{3}$

The breadth 6 cm has only one significant figure, so round to one significant digit.

$V = 2 \times 10^{2} {c m}^{3}$

Subject:PhysicsTopic:Unit & DimensionSubtopic:Miscellaneous

⏱ 2mℹ️ Source: QB

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