The U-tube shown below is immersed in ice water. X and Y are the red ink droplets present inside the tube.
What will you observe after some time?
A X will move downwards and Y will move upwards.
B X will move upwards and Y will move downwards.
C X and Y will move upwards.
D X and Y will move downwards.
question good but hard...
Ans 1:
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Ans 4:
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Class : Class 6
Due to the cooling effect of ice water, the air in the U-tube contracts, due to which the red ink X and Y move downwards.
Ans 7:
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Riaant
from
DPSdwarka,
Class : Class 5
i had this correct but sof result is showing correct answer is d and i have writen d. BAD MALFUNCTION AND NEGATIVE MARKING IS THERE
Ans 9:
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Ans 10:
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Ans 12:
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Class : Class 6
answer is d because due to the incoming air because of cold water if the water was hot then the ink drops would move up