Floatation Test

Result

Floatation Test - 2

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Weekly Quiz Competition

Question 1
1 / -0

A rubber balloon of negligible weight containing 100 g of water is put on water contained in a vessel, the balloon

A
sinks

B
floats partly immersed

C
floats fully immersed

D
uncertain
Question 2
1 / -0

A solid has density 0.8 g/ cm³. It is put on water contained in a vessel, it will

A
sink

B
floats with 80% volume submerged

C
float with 20% volume submerged

D
float fully immersed
Question 3
1 / -0

A solid has a mass 200 g and volume 100 cm3. If it is placed on the surface of water contained in a vessel. The solid

A
sinks

B
floats partly immersed

C
floats fully immersed

D
uncertain
Question 4
1 / -0

A body floats when put on the surface of a liquid. The upthrust on the body does not depend upon

A
density of body

B
density of liquid

C
volume of displaced liquid

D
acceleration due to gravity
Question 5
1 / -0

A ship rises when it enters from sea to river, because

A
the force of buoyancy decreases

B
the force of buoyancy increases

C
the volume of ship increases

D
the mass of ship decreases
Question 6
1 / -0

A force of 200 N acts on a surface of area 10 cm2 normally, the pressure on the surface is

A
2 × 10⁵ Pa

B
20 Pa

C
2 × 10³ Pa

D
2 × 10⁷ Pa
Question 7
1 / -0

A body attached to spring balance is put in water. The reading of spring balance

A
decreases

B
increases

C
remains unchanged

D
may increase or decrease
Question 8
1 / -0

An object weighs 10 N in air. When immersed fully in water, it weighs only 8 N. The weight of water displaced by object will be

A
2 N

B
8 N

C
10 N

D
12 N
Question 9
1 / -0

A girl stands on a box having 60 cm length, 40 cm breadth and 20 cm width in three ways. In which of the following cases, pressure exerted by the brick will be

A
maximum when length and breadth form the base

B
maximum when breadth and width form the base

C
maximum when width and length form the base

D
is same in all to above three cases

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Re-Attempt Weekly Quiz Competition

Floatation Test - 2

Result

Floatation Test - 2

Score

-

Rank

-

SHARING IS CARING

Question 1

sinks

floats partly immersed

floats fully immersed

uncertain

Question 2

sink

floats with 80% volume submerged

float with 20% volume submerged

float fully immersed

Question 3

sinks

floats partly immersed

floats fully immersed

uncertain

Question 4

density of body

density of liquid

volume of displaced liquid

acceleration due to gravity

Question 5

the force of buoyancy decreases

the force of buoyancy increases

the volume of ship increases

the mass of ship decreases

Question 6

2 × 105 Pa

20 Pa

2 × 103 Pa

2 × 107 Pa

Question 7

decreases

increases

remains unchanged

may increase or decrease

Question 8

2 N

8 N

10 N

12 N

Question 9

maximum when length and breadth form the base

maximum when breadth and width form the base

maximum when width and length form the base

is same in all to above three cases

User

Question Analysis

My Perfomance

Score

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Rank

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2 × 10⁵ Pa

2 × 10³ Pa

2 × 10⁷ Pa