Advertisements
Advertisements
प्रश्न
The size of an air bubble rising up in water ______.
विकल्प
decreases
increases
remains same
may increase or decrease
Advertisements
उत्तर
The size of an air bubble rising up in water increases.
APPEARS IN
संबंधित प्रश्न
What name is given to thrust per unit area ?
Fill in the blank with suitable word :
In fluids (liquids and gases), pressure acts in....................directions, and pressure.................as the depth increases.
Fill in the blank with suitable word :
In order to sink in a fluid, the density of an object must be .................. than the ................ of the fluid.
Pressure exerted by a liquid is due to it
Describe an experiment to show that a liquid exerts pressure at the bottom of the container in which it is kept.
State two factors on which the pressure at a point in a liquid depends.
How much pressure do we carry on our heads? why don't we feel it?
All flowing substances such as liquids or gases are called fluids.
A solid floats in liquid with a portion of it being submerged. Then ______.
- The liquid exerts an upthrust equal to the weight of the solid
- The weight of the dispersed liquid is equal to the weight of solid
- Solid exerts a force equal to its weight on liquid
If the volume of the object is above the water surface, then the object is less dense.
