Question:
Which of the following statements with reference to shadow zones in an event of an earthquake is/are correct?
1. Zone between 105° and 145° from epicentre was identified as the shadow zone for both P-waves and S-waves
2. The shadow zone of P-waves is much larger than that of the S-waves
Select the answer using the code given below:
Which of the following statements with reference to shadow zones in an event of an earthquake is/are correct?
1. Zone between 105° and 145° from epicentre was identified as the shadow zone for both P-waves and S-waves
2. The shadow zone of P-waves is much larger than that of the S-waves
Select the answer using the code given below:
Options:
- 1 only
- 2 only
- Both 1 and 2
- Neither 1 nor 2
- 1 only
- 2 only
- Both 1 and 2
- Neither 1 nor 2
Correct Answer: 1 only
Explanation:
The P-wave shadow zone lies between 105° and 145° from the earthquake epicentre. S-waves, however, do not travel through the Earth’s liquid outer core, creating a much larger shadow zone than P-waves.
The P-wave shadow zone lies between 105° and 145° from the earthquake epicentre. S-waves, however, do not travel through the Earth’s liquid outer core, creating a much larger shadow zone than P-waves.