Consider the following statements 1 Viscosity of gases decreases with temperature 2 n...........

General Science (Easy) Physics

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Consider the following statements :

1) Viscosity of gases decreases with temperature

2) Viscosity of liquids increase with temperature

Which of these statements is / are correct ?:

1 only

2 only

Both 1 and 2

Neither 1 nor 2

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Explanation:

1 only

- Second statement is true as Viscosity in gases arises from molecules traversing layers of flow and transferring momentum between layers. ... Hence, gaseous viscosity increases with temperature. In liquids, viscous forces are caused by molecules exerting attractive forces on each other across layers of flow.