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Subject :NSO    Class : Class 5

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:

Class : Class 7
There is ice water so it doesn't mean that gravity is gone man

Ans 2:

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 3:

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

Ans 4:

Class : Class 8
answer is D

Ans 5:

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 6: (Master Answer)

Class : Class 1

Ans 7:

Class : Class 8
Due to gravity, both will move downwards, so the correct answer is d

Ans 8:

Class : Class 8
answer is D

Ans 9:

Class : Class 8
answer is D

Ans 10:

Class : Class 5

Ans 11:

Class : Class 8
D

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