Figure shows a child blowing air with a straw near the opening of another straw which has its other end in a soft drink bottle. It was observed that the level of the soft drink in the straw rises up as soon as air is blown over its open end. Which one of the following best explains the reason for rise in level of the drink? [NCERT Exemplar]
(a) Blowing of air decreases pressure over the opening of the straw
(b) The straw of the soft drink bottle collapses when air is blown over its open end
(c) Blowing of air warms up the air inside the straw
(d) Blowing of air increases the pressure on the surface of soft drink in the bottle
Answers
Answered by
3
Answer:
it is a very big question so I need time can I do after
Answered by
13
Answer:
according to me option ( d )blowing of air increases the pressure of the surface of soft water in the bottle is right.
hope its help you..
❤mark this answer as brainlist❤
Similar questions