Q. With reference to James Webb Space Telescope, consider the following statements::
1.It will make observations primarily in the infrared range.
2.Its operating temperature is less than that of the Hubble telescope.
Which of the statements given above is/are correct?

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: C
Notes:

Both statements are correct.

  • Statement 1 is correct: The JWST will observe primarily in the infrared range and provide coverage from 0.6 to 28 microns.
  • Statement 2 is correct: The operating temperature of JWST is around minus 233 degree Celsius, while Hubble operates at 20 degree Celsius.

Source: Article

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