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Questions (625)
Take the density of the crown to be . What is the ratio of the crown's apparent weight (in water) to its actual weight ?
2 answers
asked by
courtney
815 views
An object of volume 4cm^3 is totally immersed in liquid of density 1030kg/m^3. Calculate the upthrust of liquid on the object.
4 answers
asked by
Igbekele
817 views
How many circus balloons will it take to lift a 80.0 kg person?
The pressure is 1.00 atmospheres. The temperature is 298 K. The
2 answers
asked by
Van355@
807 views
A hollow plastic sphere is held below the surface of a freshwater lake by a cord anchored to the bottom of the lake. The sphere
2 answers
asked by
Amanda
810 views
If liquid pressure were the same at all depths, would there be a buoyant force on an object submerged in the liquid?
2 answers
asked by
Sheila
506 views
A person with a density of 980 kg/m3 floats in seawater of density 1025 kg/m3. What fraction of the person is submerged?
2 answers
asked by
nic
779 views
A rectangular block of wood floats in water with two-third of it's volume immersed .when placed placed in another liquid ,it
3 answers
asked by
Lenny Festus
785 views
A helium balloon lifts a basket and cargo of total weight 2250 N under standard conditions,
at which the density of air is 1.29
1 answer
asked by
help
780 views
Two blocks of identical mass are placed in water. One is made of aluminum, the other of wood. The wood block is noted and
2 answers
asked by
Sarah
773 views
A crane accidently drops a box full of material into a freshwater pool measuring 20 feet long, 10 feet wide, and 6 feet deep
1 answer
asked by
tina
766 views
a driver releases an air bubble of volume 2.0 cm^3 from a depth of 15 m below the surface of a lake where the temperature is
2 answers
asked by
j
747 views
An Olympic pool has dimensions 50.0 m × 25.0 m × 2.68 m (length × width × depth). The density of the pool water is 1007
2 answers
asked by
sam
771 views
A U-shaped tube is filled mostly with water, but some vegetable oil has been added to both sides of the U tube. On the right
1 answer
asked by
Danny
763 views
A spherical helium filled balloon is attached to a string that is fixed to the ground. the balloon has a volume of .30/4m^3 and
4 answers
asked by
George
781 views
A solid weighing 0.40N in air and 0.26N when fully immersed in a liquid of density 800kg/m3. Calculate the volume in solid?
1 answer
asked by
Nifemi
43 views
What is the apparent weight of a 36 kg block of aluminum (density 2700 kg/m3) completely submerged in a fluid with density 1300
1 answer
asked by
kate
750 views
A frog in a hemispherical bowl, as shown below, just floats in a fluid with a density of 1.29 ✕ 103 kg/m3. If the bowl has a
1 answer
asked by
Anonymous
742 views
A cylindrical object of volume V is immersed completely in a liquid. � is the
density of the object and �L is the density of the
1 answer
asked by
Tom
738 views
A completely submerged chunk of metal sinks in water with an acceleration equal to one-fifth of g (where g = 9.8 m/s\ Find the
1 answer
asked by
barboat
724 views
A rectangular block of ice 8 m on each side and 1.5 m thick floats in sea water. The density of the sea water is 1025 kg/m3. The
2 answers
asked by
Slice
746 views
Two solids A and B float in water .A floats with half of its volume immersed and B float s with 2/3 of its volume immersed.the
2 answers
asked by
Aravind
727 views
A ship, carrying freshwater to a desert island in the Caribbean, has a horizontal cross-sectional area of 2800 m2 at the
1 answer
asked by
HELP ME
721 views
I had asked a question.why when solid body with greater density than water is when dropped from floating boat water level rises?
2 answers
asked by
zoha
725 views
A cylindrical tank with diameter 20in. is half filled with water. How much will the water level rise if a metallic ball of
2 answers
asked by
mary
736 views
If a steel-density is 7.8g\cm is put in water, will it float or sink
2 answers
asked by
Ayanda Mayisela
700 views
An object of mass 50 g floats in a liquid of density 2.5 g/ml. When the object is placed in a liquid of density 2.0 g/ml, it
1 answer
asked by
Erin
701 views
A coil of wire of cross-section 0.75 square mm weighs 125g in air and 115g in water. What will be the length of the coil?
2 answers
asked by
Kushagra
712 views
a piece of wood that measures 3.0 cm by 4.0 cm by 5.0 cm has a mass of 90.og. what is the density of the wood? would the piece
1 answer
asked by
dylan
693 views
A solid aluminum ingot weighs 88.0 N in air.What is its volume?The ingot is suspended from a rope and totally immersed in water.
2 answers
asked by
kate
696 views
A cubical block of steel of side 'a ' and density 'p'floats on mercury of density with a part of it being submerged. The height
2 answers
asked by
Vidhi
692 views
If you submerge an 5-kg log in water and it displaces 6 kg of water, what will the net force on the log be the moment you let go
2 answers
asked by
ann
665 views
A uniform vertical glass tube open at the lower end and sealed at the lower end is lowered into sea water thus trappung the air
2 answers
asked by
emily
713 views
Several people are riding in a hot-air balloon. The combined mass of the people and balloon is 284 kg. The balloon is motionless
4 answers
asked by
Donna
701 views
A block of wood will sink 10 cm in freshwater. How far will it sink in seawater. The specific gravity of seawater is 1.025.
I'm
1 answer
asked by
zoe
694 views
If an object with a density of 0.8 g/cc is placed in pure water is it correct that 80% of the object will be below the water
3 answers
asked by
Jerry
681 views
A cylindrical object 0.5m in diameter and 2m long weights has a mass of 200kg. The object is floating end-down in water. How
2 answers
asked by
Lisa
683 views
A glass cylinder with aradius of 7cm has water up to aheight of gcm. A metal cube of 5.5cm edge is immersed in it completely.
3 answers
asked by
tarekegn
675 views
An object weighing 400.0g in air is immersed in water after being tied to a string connected to a balance. The scale now reads
2 answers
asked by
Megan
686 views
A rectangular block of wood is 40cm wide, 60cm long and 30cm deep. If its relative density is 0.7kg/m^3 and it floats with its
3 answers
asked by
Momito
686 views
a piece of wood 50 cm long , 20 cm wide, 40 cm thick. its density is 0.6 g cm^3. this is connected to a string with negligible
2 answers
asked by
romeo
725 views
When a body hanging form a spring balance is immersed in water it floats just below the surface of water and shows 100 g loss in
2 answers
asked by
parag
680 views
Hi im new so maybe one of you can help me understand this question, can't find it anywhere in the book.
A person weighs 723N in
2 answers
asked by
Danny
664 views
An object is solid throughout. When the object is completely submerged in ethanol alcohol., its apparent weight is 15.2 N. When
1 answer
asked by
david
665 views
When a body hanging from a spring balance is immersed in water it floats just below the surface of water and shows 100g loss in
4 answers
asked by
farheen fathima
684 views
An air bubble has a volume of 1.65 cm3 when it is released by a submarine 105 m below the surface of a lake. What is the volume
1 answer
asked by
Sarah
667 views
A soft synthetic rubber ball of radius 9 cm is submerged to 7.5 m beneath the surface of a lake.
a) If the bulk modulus of the
1 answer
asked by
mc
661 views
density of ice 917 kg/m^3, density of sea water is 1025 kg/m^3, a piece of ice floating has a volume of 5.2 m^3, what is the
3 answers
asked by
Omar
650 views
A balloon with a mass of 90 kg is filled with helium (density = 0.179 kg/m3). The balloon is spherical and has a diameter of
2 answers
asked by
Alphonse
662 views
A 600-kg weather ballon is designed to lift a 4000-kg package. What volume should the ballon have after being inflated with
4 answers
asked by
Daniel
657 views
You have a tanker that is filled with olive oil, which total mass = 200 kg. The tanker is in the shape of a rectangular box
2 answers
asked by
Lucy
639 views
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Parent Categories (25)
Chemistry
Classical mechanics
Density
Density and Mass
Dynamics
Fluid Mechanics
Fluids
Force
Force and Motion
Forces
Forces and Motion
Mass and Density
Mass and Weight
Mechanical properties of fluids
Mechanics
Physical Properties
Physics
Physics of Fluids
Physics/Fluid Mechanics
Pressure
Pressure and Volume
Properties of Matter
Science and Physics
Wave Mechanics
Weight and Fluids