Write the SI units of Weight of a body

प्रश्न

एका वाक्यात उत्तर

उत्तर

SI unit of weight of the body is N.

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Relation Between Volume of Submerged Part of a Floating Body, the Densities of Liquid and the Body

या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?

Q 20.3 Q 20.2 Q 20.4

पाठ 4: Fluids - Exercise 2 [पृष्ठ १७४]

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फ्रँक Physics [English] Class 9 ICSE

पाठ 4 Fluids
Exercise 2 | Q 20.3 | पृष्ठ १७४

संबंधित प्रश्‍न

A bunch of feathers and a stone of the same mass are released simultaneously in air. Which will fall faster and why? How will your observation be different if they are released simultaneously in vacuum?

Express the relationship between the C.G.S. and S.I. units of density.

Explain the following :

An egg sinks in fresh water, but floats in a strong salt solution.

A wooden block floats in water with two-third of its volume submerged.
(a) Calculate the density of wood.
(b) When the same block is placed in oil, three-quarters of its volume is immersed in oil. Calculate the density of oil.

The density of ice is 0.92 g cm^-3 and that of sea water is 1.025 g cm^-3. Find the total volume of an iceberg which floats with its volume 800 cm³ above water.

A hollow cylinder of copper of length 25 cm and area of cross-section 15 cm², floats in water with 3/5 of its length inside water. Calculate:
(1) apparent density of a hollow copper cylinder.
(2) wt. of cylinder.
(3) extra force required to completely submerge it in water.

When a piece of wood is suspended from the hook of a spring balance, it reads 90 gf. The wood is now lowered into the water. What reading do you expect on the scale of the spring balance?

An iron ball of mass 600 g is dropped in mercury contained in a beaker. Will the ball float or sink? What will be its apparent weight?

Write the SI units of Relative density

How does the density of water change with temperature?