Q. Long path optical measurement has a range of several kilometres.

View solution

Q. Long path optical measurement uses _____________

View solution

Q. Which of the following represents the allowed rate of CO₂?

View solution

Q. VOC stands for _______________

View solution

Q. NPL stands for _________________

View solution

Q. Toxic gases such as H₂S, nitrogen oxides causes ____________

View solution

Q. Which of the following is not poisonous to humans?

View solution

Q. Ozone depletion is higher at _______________

View solution

Q. CFC causes ozone layer depletion.

View solution

Q. Ozone layer is in earth layer ______________

View solution

Q. Which of the following represents the fingerprint region?

View solution

Q. IR absorption pattern in absorption spectrography is known as___________

View solution

Q. Dispersion of radiation is carried out by _____________

View solution

Q. Every spectrograph requires dispersion.

View solution

Q. Which of the following represents emission spectra?

View solution

Q. Which of the following is more used core in spectrometer?

View solution

Q. Which of the following source is used for exciting bodies electrically?

View solution

Q. Spectrography doesn’t compute the energy of frequency spectrum.

View solution

Q. Which of the following represent a spectrum of frequency emission?

View solution

Q. All bodies behave as source of _______________

View solution