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Astrophysics and cosmology

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Question 8

Some stars will evolve into white dwarfs at the end of their lifetimes. The mass of the Sun is 2.0 × 1030 kg.

Which of the following cannot be the mass of a stable white dwarf?

A

1.6×1030 kg1.6 \times 10^{30} \text{ kg}1.6×1030 kg

B

2.1×1030 kg2.1 \times 10^{30} \text{ kg}2.1×1030 kg

C

2.7×1030 kg2.7 \times 10^{30} \text{ kg}2.7×1030 kg

D

3.1×1030 kg3.1 \times 10^{30} \text{ kg}3.1×1030 kg

Markscheme

Astrophysics and cosmology Questions

  1. A Level
  2. /Physics
  3. /Astrophysics and cosmology

66 exam-style questions on OCR A A Level Physics Astrophysics and cosmology, covering Stars, Electromagnetic radiation from stars, and Cosmology. Each one has a worked solution and a mark scheme showing where the marks go.

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