NTPC CBT-2 Physics Quiz - 52

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Question 1:

The layer of the atmosphere used for radio wave transmission is-

Question 2:

Which of the following is the component of peptone water ?

Question 3:

Magnet protectors are used to protect magnets from--

Question 4:

Pierre Gassendi, a French philosopher-scientist, observed gunfire from a distance in order to measure which natural phenomenon?

Question 5:

Bleeding gums occurs due to deficiency of which vitamins?