1.
What does airbag, used for safety of car driver, contain?
Answer: Option 'B'
Sodium azide
2.
The gases used in different types of welding would include
Answer: Option 'B'
oxygen and acetylene
3.
The Ozone Layer restricts from
Answer: Option 'C'
The Ozone layer which is present in the Earth's atmosphere protects it by restricting from UV or Ultraviolet radiation, the dangerous rays contained by Sun.
4.
The Rain Shadow Effect is associated with
Answer: Option 'D'
Orographic precipitation or Rain produced when moist air is lifted as it moves over a mountain range. As the air rises and cools, orographic clouds form and serve as the source of the precipitation, most of which falls upwind of the mountain ridge. Some also falls a short distance downwind of the ridge and is sometimes called spillover. On the lee side of the mountain range, rainfall is usually low, and the area is said to be in a Rain Shadow.
5.
As you go down into a well, your weight
Answer: Option 'B'
decreases slightly