Consider the following statements: If there were no phenomenon of capillarity 1. it would be difficult to use a kerosene lamp 2. one would not be able to use a straw to consume a soft drink 3. the blotting paper would fail to function 4. the big trees that we see around would not have grown on the Earth Which of the statements given above are correct?

A boat floating in a tank is carrying some passengers. If the passengers drink water from the tank, how will it affect the water level of the tank?

If two bubbles of soap of different diameter come in contact with a tube, then what will happen?

Gravitational acceleration at moon is 1/6 of that on earth. On earth, if an object floats in water with fraction 'fe' of its volume submersed in water, and on moon, fraction 'fm' is submersed, then:

Two identical solid pieces, one of gold and other of silver, when immersed completely in water exhibit equal weights. When weighed in air (given that density of gold is greater than that of silver)

A metallic sphere of mass 1 kg and volume 2 × 10⁻⁴ m³ is completely immersed in water. The buoyant force exerted by water on the sphere is: (Given : density of water = 1000 kg/m³, g = 10 m/s²)