Question

ivity
c) this experiment is repeated by using stone and kerosene what is the buoyancy experience
(0.4 N. 0.5 N. 0.6 N)
d) Justify your answer?
Activity 2
Relative density of a substance is the ratio of the density of the substance to the density of water
Find out the device that is used to measure the quantity of water in milk?
a)
(Barometer, Lactometer, Thermometer)
b) What will be the reading when a hydrometer is dipped in water?
(0, 1, 100)
c) Find out the relative density of brine solution having density 1025 kg/mº?
(1.025, 10.25, 1.025 kg/mº)
d) In which liquid will the hydrometer sink deeper? In water or in kerosene?
Activity 3
Volume of a liquid cannot be changed using pressure. This is the basis of Pascal's Law.
Pascal's Law - The pressure applied at any point of a liquid at rest in a closed system,
will be experienced equally at all parts of the liquid.
a) Hydraulic jack is a device that works on the basis of Pascal's law. Write the names of the
more devices that worked on the basis of this law.
(1)​

Answer 1

Explanation:

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