Which of the following statements is/are correct? 1.In June 2016, the LIGO group of scientists announced the detection of a second set of gravitational waves. 2.Gravitational waves were generated due to merger of two black holes at about 1.4 billion light-years distant. 3.Gravitational waves were inserted due to collision of two white dwarf stars at about 1.4 billion light-years distant. Select the correct answer using the code given below.

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Question:
Which of the following statements is/are correct?

1.In June 2016, the LIGO group of scientists announced the detection of a second set of gravitational waves.

2.Gravitational waves were generated due to merger of two black holes at about 1.4 billion light-years distant.

3.Gravitational waves were inserted due to collision of two white dwarf stars at about 1.4 billion light-years distant.

Select the correct answer using the code given below.

1.1 only

2.1 and 2 only

3.2 and 3 only

4.1, 2 and 3

Posted Date:-2021-07-01 19:33:30

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