Give the formula to find the density of objects. - Science

Give the formula to find the density of objects.

एका वाक्यात उत्तर

Density (D)= `"mass(m)"/"volume (v)"`

D = `"(m)"/"(v)"`

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Density and It’s Unit

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पाठ 1: Measurement - Evaluation [पृष्ठ ११]

पाठ 1 Measurement
Evaluation | Q VIII. 4. | पृष्ठ ११

Two spheres have mass and volume in the ratio 2:1. The ratio of their density is ______.

Density of mercury is ______.

State true or false. If false, correct the statement.

A ball of iron floats in mercury.

Assertion: Iron ball sinks in water.

Reason: Water is denser than iron.

What is the density of gold?

Numerical Problem.

The density of water is 1 g cm–3. What is its density in S.I. units?

The SI unit of speed is ______.

Density of water is 100 kg/m³

What is a lactometer? Explain its principle and work.

Petroleum-based products float on the surface of the water. This is due to their low ______.