Kinematic viscosity of air at 20°C is given to be 1.6

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Kinematic viscosity of air at 20°C is given to be 1.6 × 10^-5 m²/s. Its kinematic viscosity at 70°C will be varying approximately

1. 2.2 × 10^-5 m²/s
2. 1.6 × 10^-5 m²/s
3. 1.2 × 10^-5 m²/s
4. 3.2 × 10^-5 m²/s

Correct Option: A

Viscosity of gas increases with increasing temperature.