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Which of the following layer disappears during night time in ionosphere?

Which of the following layer disappears during night time in ionosphere? Correct Answer D layer

During night time D layer disappears and F1, F2 layers combine together to form an F layer. D layer is present at 70km from the earth surface and is the nearest layer to earth surface. E layer lies at 110km, f1 layer at 220km and F2 at 250 to 400km.

Related Questions

Some small cubes of same height 7 cm but variable length and width are put inside a large cuboid of height 21 cm. Length and width of cuboid is 32 cm and 24 cm, respectively. Small cubes are put such that cubes at the bottom most layer is of similar base area; second layer contains all the cubes of similar base area and third layer have all the cubes of similar base area. Which of the following statement(s) given below is / are TRUE? A: If side of each small cubes at bottom most layer is 8 cm, then maximum number of small cubes that can be put at bottom most layer is 12. B: If maximum of 48 cubes can be put at second layer, then side of each cube at second layer is 6 cm. C: If side of each small cubes at third layer is 1.6 cm, then maximum number of small cubes that can be put at third layer is 300.
Which of the following are true regarding ionosphere? I. It is the uppermost layer of atmosphere II. The molecules and atoms of nitrogen and oxygen in this layer absorb a part of solar radiation and become ionized III. This layer is responsible for reflecting back the radio wave transmitted from the earth
Which of the following are true regarding ionosphere?
I. It is the uppermost layer of atmosphere
II. The molecules and atoms of nitrogen and oxygen in this layer absorb a part of solar radiation and become ionized
III. This layer is responsible for reflecting back the radio wave transmitted from the earth
A call center company had to arrange transportation for its employees. They asked for quotes from different provider agencies and the following are the options they got: A. This option allows having uniform rate for day and night trips. This would cost you Rs.1000 per trip. B. This option has differential fare for day and night trips. Day trips would cost 700 per trip and night trips would be charged 1200 per trip. C. This option charges depending on the total distance covered in a trip. It charges Rs.800 per trip if trip distance is more than 50 KM and Rs.1100 if trip distance is less than 50 KM. If the company has 3 night trips and all less than 50 KM and 3 day trips less than 50 KM, which would be the best option?
The following sentences have been taken from the paragraph. The first and last sentences are given and the three sentences in between are jumbled. Rearrange the middle sentences so that we have a coherent paragraph. S1: In the Kingdom of Fools, the king and the ministers were idiots. Q: Anyone who disobeyed would be punished with death. R: They didn’t want to run things like other kings, so they decided to change night into day and day into night. S: They ordered that everyone should be awake at night, do all their work only at night. S5: The people did as they were told for the fear of death.
Nurse Kemp has worked more night shifts in a row than Nurse Rogers, who has worked five. Nurse Miller has worked fifteen night shifts in a row, more than Nurses Kemp and Rogers combined. Nurse Calvin has worked eight night shifts in a row, less than Nurse Kemp. How many night shifts in a row has Nurse Kemp worked?
Nurse Kemp has worked more night shifts in a row than Nurse Rogers, who has worked five. Nurse Miller has worked fifteen night shifts in a row, more than Nurses Kemp and Rogers combined and a total 29 nights shift has worked by miller. Nurse Calvin has worked eight night shifts in a row, less than Nurse Kemp. How many night shifts in a row has Nurse Kemp worked?
Which of the following is/are correct in matching the layer of atmosphere and its characteristic ? I. Troposphere : weather phenomena II. Stratosphere : ozone layer III. Ionosphere : radio waves reflected to earth's surface IV. Mesosphere : Aurorae
Which of the following is/are correct in matching the layer of atmosphere and its characteristic ?
I. Troposphere : weather phenomena
II. Stratosphere : ozone layer
III. Ionosphere : radio waves reflected to earth's surface
IV. Mesosphere : Aurorae
Which of the following is the top region during night hours in ionosphere?