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प्रश्न
The size of an air bubble rising up in water ______.
विकल्प
decreases
increases
remains same
may increase or decrease
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उत्तर
The size of an air bubble rising up in water increases.
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संबंधित प्रश्न
Fill in the blank with suitable word :
In fluids (liquids and gases), pressure acts in....................directions, and pressure.................as the depth increases.
A liquid exerts pressure in all directions.
Pressure exerted by a liquid is due to it
Describe an experiment to show that liquid pressure depends on the density of liquid.
Liquid pressure decreases with the decrease of depth.
The pressure at the bottom of a tank containing liquid does not depend upon the ______.
All flowing substances such as liquids or gases are called fluids.
The pressure in a liquid is the same at all depths.
Name an instrument used to measure the difference in the liquid pressure.
Assertion (A): The force acting on the surface of a liquid at rest, under gravity, in a container is always horizontal.
Reason (R): The forces acting on a fluid at rest have to be normal to the surface.
