Advertisements
Advertisements
प्रश्न
State whether thrust is a scalar or vector?
Advertisements
उत्तर
Thrust is a vector quantity.
APPEARS IN
संबंधित प्रश्न
If a fresh egg is put into a beaker filled with water, it sinks. On dissolving a lot of salt in the water, the egg begins to rise and then floats. Why ?
The weight of a body is more than the buoyant force experienced by it, due to a liquid. The body will
The density of water is 1.0 g Cm-3. The density of iron is 7.8 × 10″3 g Cm-3. The density of mercury is 13.6 g Cm-3.
Ans the following:
Will a piece of iron float or sink in water?
For a floating body, how is its weight related to the buoyant force?
Why does it happen?
A ship dips to a larger depth in fresh water as compared to marine water.
What is meant by pressure? State its S.I. unit.
Figure shows the same block of wood floating in three different liquids A, B and C of densities ρ1, ρ2 and ρ3 respectively. Which of the liquid has the highest density? Give a reason for your answer.

The base of the cylindrical vessel measures 300 cm2. Water is poured into it up to a depth of 6 cm. Calculate the pressure of water on the base in the vessel.
What do you mean by buoyancy?
Is pressure a vector quantity?
