A. Infrared radiation
B. Ultraviolet radiation
C. Ozone layer
D. Radio waves
Submitted by: Muhammad Abdullah
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A. Infrared radiation
B. Ultraviolet radiation
C. Ozone layer
D. Radio waves
Submitted by: Muhammad Abdullah
A. 46 km to 85 km
B. 48 km to 85 km
C. 50 km to 85 km
D. 52 km to 85 km
Submitted by: Muhammad Abdullah
A. Troposphere
B. Stratosphere
C. Mesosphere
D. Ionosphere
Submitted by: Muhammad Abdullah
A. 75 km, Mesosphere, 670 km
B. 80 km, Ionosphere, 680 km
C. 85 km, Exosphere, 690 km
D. 90 km, Ozone Layer , 690 km
Submitted by: Muhammad Abdullah
A. Pressure of the planetary body
B. Gravity of the planetary body
C. Charge of the planetary body
D. Heat of the planetary body
Submitted by: Muhammad Abdullah
A. Its density is lesser at short distances from planetary surface in morning and further decreases as ionosphere rises at night-time, thereby allowing a greater range of radio frequencies to travel greater distances
B. Its density is greater at short distances from tplanetary surface in daytime and decreases as ionosphere rises at night-time, thereby allowing a greater range of radio frequencies to travel greater distances
C. Its density is greater at long distances from planetary surface in daytime and further increases as ionosphere rises at night-time, thereby allowing a greater range of radio frequencies to travel greater distances
D. None of the above
Submitted by: Muhammad Abdullah
A. Troposphere
B. Mesosphere
C. Exosphere
D. Stratosphere
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A. Mass of vertical column of atmospheric gases
B. Mass of horizontal column of atmospheric gases
C. Weight of vertical column of atmospheric gases
D. Mass of vertical and weight of horizontal of atmospheric gases
Submitted by: Muhammad Abdullah
A. Gravity is low and temperature of atmosphere is great
B. Gravity and temperature both are great
C. Gravity and temperature both are constant
D. Gravity is great and temperature of atmosphere is low
Submitted by: Muhammad Abdullah