Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment>Q 2

MEDIUM

9th CBSE

IMPORTANT

Earn 100

A solid object of volume $250 {cm}^{3}$ is immersed completely in water. Calculate the buoyant force. (Take $g = 981 cm / s^{2}$ , density of water= $1 g / {cm}^{3}$ )

Important Questions on Floating Bodies

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment>Q 3

A solid body of mass

10 kg

and density

6000 kg m^{- 3}

is immersed completely in a liquid of density

800 kg m^{- 3}

. Find the buoyant force acting on it.

MEDIUM

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment>Q 4

A body of

10 kg

is floating on a liquid. Find the buoyant force acting on it. (Take

g = 9.8 m s^{- 2}

)

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment>Q 5

A solid object of mass

200 g

and volume

250 {cm}^{3}

is put in water. Will it float or sink?

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment>Q 6

Relative density of silver is

10.8

. The density of water is

10^{3} kg m^{- 3}

. What is the density of silver in S.I. units?

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>Summative Assessment>Q 7

An oil of relative density

1.1

and volume

2

litre is poured on water. (a) What is the mass of oil, (b) Suppose the oil does not mix with water, which will form the lower layer?

MEDIUM

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>NTSE--Target: Scholastic Aptitude Test-SAT>Q 1

A body floats

\frac{1}{3}

of its volume outside water and

\frac{3}{4}

of its volume outside another liquid. The density of the other liquid is:

MEDIUM

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>NTSE--Target: Scholastic Aptitude Test-SAT>Q 2

A hydrometer floats with half of its stem outside water surface. It is now placed in alcohol (

R . D . = 0.8

). The hydrometer now floats -

EASY

9th CBSE

IMPORTANT

Modern's abc+ Of Science - Physics For Class IX>Chapter 4 - Floating Bodies>NTSE--Target: Scholastic Aptitude Test-SAT>Q 3

Ice floats on water in a beaker. When ice completely melts then the level of water in a beaker: