Fundamentholfundamenthol
NEET2018Paper 2018Physics
Q.

At what temperature will the rms speed of oxygen molecules become just sufficient for escaping from the Earth's atmosphere? (Given : Mass of oxygen molecule (m) = 2.76 × 10–26 kg Boltzmann's constant kB = 1.38 × 10–23 JK–1)

  1. A

    2.508 × 104 K

  2. B

    5.016 × 104 K

  3. C

    8.360 × 104 K

  4. D

    1.254 × 104 K

Solution

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