Physics Properties Of Matter Level: High School
Elasticity
A large sponge has force of magnitude 14 N applied in opposite direction to two opposite faces of area 42 cm^2 ( see the figure at “click here” ) . The thickness of the sponge (L) is 2.0 cm . The deformation angle (y) is 8.4 degree .a) What is Ax ?
b) What is the shear modulus of the sponge ?
Physics Properties Of Matter Level: High School
An anchor, made of cast iron of bulk modulus 60.0 x 10^9 Pa and of volume 0.219 m^3 , is lowered over the side of the ship to the bottom of the harbor where the pressure is greater than sea level pressure by 1.73 x 10^6 Pa . Find the change in the volume of the anchor .Physics Properties Of Matter Level: High School
A tanker ship is filled with 2.25 * 10^5 m^3 of gasoline at a refinery in southern Texas when room temperature is 17.2 degree C . When the ship arrive in New York City , the temperature is 1.3 degree C . If the coefficient of volumetric expansion for gas is 9.50 * 10^-4/ C degree, How much has the volume of the gasoline decreased when it is unloaded in New York ?Physics Properties Of Matter Level: High School
Zirconium tungstate is an unusual material because its volume shrinks with an increase in temperature for the temperature range 0.3 K to 1050 K (where it decomposes ) . In fact, the volumetric coefficient of thermal expansion is -26.4*10^-6 /K . Determine the ratio delta V/ V noat for the above mentioned temperature range . Express your answer in percent .Physics Properties Of Matter Level: High School
Thermal Expansion
The coefficient of linear expansion of aluminum is 23*10^-6 / C degree . A circular hole in an aluminum plate is 2.725 cm in diameter at 0 degree C . What is the diameter of the hole if the temperature of the plate is raised to 100 degree C ?Physics Properties Of Matter Level: High School
Which one of the following properties could not be used as a temperature sensitive property in the construction of a thermometer ?a) The change in mass of solid
b) The change in volume of a liquid
c) The change in length of a metal rod .
d) The change in electrical resistance of a wire
e) The change in pressure of a gas at a constant volume .
Physics Properties Of Matter Level: High School
Bernoulli’s principle
The density of the liquid flowing through the horizontal pipe in the drawing below is 1500 kg/m^3 . The speed of the fluid at point A is 5.5 m/s while at point B it is 8.0 m/s . What is the difference in pressure , Pb – Pa , between point b and a ?Physics Properties Of Matter Level: High School
Equation of continuity
Water enters a pipe 3.0 cm with a velocity of 3.0 m/s . The water encounters a construction where its velocity is 12 m/s . What is the diameter of the constricted portion of the pipe ?Physics Properties Of Matter Level: High School
Which of the following statement is true ?a) At any given point in the fluid, the velocity is constant in time .
b) Streamline flow occurs when there are sharp obstacles in the path of a fast-moving fluid .
c) Streamline flow is described by Pascal’s principle .
d) Streamline flow is described by Archimedes principle .
e) The velocity vectors are the same for all particles in the fluid .
Physics Properties Of Matter Level: High School
A balloon is released from a tall building, The total mass of the balloon including the enclosed gas is 2.0 kg . Its volume is 5.0 m^3 . The density of air is 1.3 kg/m^3 . What is the average density of the balloon ?Physics Properties Of Matter Level: High School
A small sculpture made of brass (p brass = 8470 kg/m^3) is believed to have a secret central cavity . The weight of the sculpture in air is 15.76 N , When it is submerged in water, the weight is 13.86 N . What is the volume of the secret cavity ?Physics Properties Of Matter Level: High School
Archimedes’s Principle
A balloon inflated with helium gas (density = 0.2 kg/m^3) has a volume 6*^10-3 m^3 . If the density of air is 1.3 kg/m^3 , What is the buoyant force exerted on the balloon ?Physics Properties Of Matter Level: High School
A force of 250 N is applied to a hydraulic jack piston that is 0.01 m in diameter . If the piston which supports the load has a diameter of 0.10 m , approximately how much mass can be lifted by the force ? Ignore any difference in height between the pistons ?Physics Properties Of Matter Level: High School
A women is enjoying a tropical drink while lying on a beach . The acceleration due to gravity at her location is 9.85 m/s^2. What gauge pressure must exist in the woman’s mouth if she is drinking through a straw extending 0.085 m above the surface of the drink ? Note assume the drink has a density of 1015 kg/m^3 .Physics Properties Of Matter Level: High School
A submarine is operating at 100.0 m below the surface of the ocean . If the air inside the submarine is maintained at a pressure of 1.0 atmosphere , What is the magnitude of the force that acts on the rectangular hatch 2.0 x 1.0 m on the desk of the submarine ?