WBCS.LIVE practice question

Consider the following statements I. Alpha rays emitted from a radioactive substance are helium nucleus. II. Beta rays emitted by radioactive substance are charged particles emitted by the nucleus. III. Gamma rays are electromagnetic waves. IV. The nuclear force is a short range force. Which of the statements given above are correct?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. I, II and III
  2. II, III and IV
  3. I, II and IV
  4. All of these

Correct answer and explanation

Correct answer: All of these