A balloon is filled with 400 m3 of helium. How big a payload can the balloon lift? (The density of air is 1.29 kg/m3; the density of helium is 0.18 kg/m3.)     111 kg     129 kg     215 kg     444 kg

Q: An anchor of mass 105 kg and volume 4 x 102 m is resting on the bottom of a lake, with rope of…

A: Given  Mass of anchor m = 105 kg Volume of anchor V = 4 × 10-2 m3 To find  Force must be exerted on…

Q: A moon rock has a mass of 6.96 kg and a volume of 0.0347 m3. What is the rock's density (in kg/m3)?

A: Density of a material is the mass of a unit volume of a material. Mathematically,  Density =…

Q: 0.0335 m°, and the density of helium is 0.164 kg/m. Given that the density of air is 1.29 kg/m, what…

A: Write a given value of the question. Volume of balloon =0.0335 m3 Density of helium=0.164kg/m3…

Q: A cube of wood with density 6.0 x 102kg/m' is 10 cm long on each side. What is the density of a…

A:

Q: A box with a volume (V=0.05 m³) lies at the bottom of a lake whose water has a density of (1*10³…

A: Given data: Volume of box is, V=0.05 m3. Density of water is, ρw=1×103 kg/m3.

Q: A plate is in the form of a parabolic segment with its axis horizontal. Its height is 12 meters, and…

A: Given data: Height, h = 12m Width, w = 4 m Depth, d = 3 m Density of water = 1000 kg/m3 Gravity =…

Q: A blimp is filled with 380 m3 of helium. How big a payload (in kg) can the blimp lift? (The density…

A:

Q: Object has a volume of 3 x 104 cm lies at the bottom of the sea. If the force required to lift the…

A: Answer  density=2358 kg/m3

Q: In a lab, a foot-long test tube contains gasoline (density equal to 748.9 kg/m³) and oil (density…

A: Use pressure formula and add pressure for both the parts.

Q: A party balloon with a radius of 12.5 cm is filled with helium. How much weight can this balloon…

A: Given: The radius of the ballon is 12.5 cm. The density of the air is 1.29 kg/m3. The density of the…

Q: An object has a volume of 3 × 104 cm³ lies at the bottom of the sea. If the force required to lift…

A:

Q: A person is diving in a leak in the depth of H equals 9.5 M. The density of water is P equals…

A: Depth (H) = 9.5 m Density of water (P) = 1000 kgm3Atmospheric pressure (Po) = 100000 Pascals Surface…

Q: The pressure inside an aeroplane is 1.00 ATM (1.01 x 10° N/m2). What is the magnitude of the net…

A:

Q: 25 cm tall container is filled with a liquid to a depth 20 cm. The absolute pressure at the bottom…

A:

Q: What is the mass flow rate of water if its volume flow rate is 520 liters/min

A: 1 Liter= 0.001 m3  1 min =60 s. The  mass flow rate of water  is    m=Vt   =ρVt    =(1000 kg/m3)(520…

Q: A container has a large cylindrical lower part with a long thin cylindrical neck open at the top.…

A: P = F/A

Q: The highest building in Montreal is the '1 square building, with a height of 203m. The atmospheric…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: An object has a volume of 3 x 10 cm lies at the bottom of the sea. If the force required to lift the…

A:

Q: A hot air balloon has a volume 2,292 m3 . It is filled with hot air of density 0.96 kg/m 3 . The…

A: Given data The volume of the hot air balloon is: V = 2290 m3 The density of the hot air is: ρh-a =…

Q: The flow rate of blood through the average human aorta, of radius 1.0 cm, is about 90 cm³/s. What is…

A: Radius, r = 1 cm Flow rate, Q = 90 cm³/s Speed, v = ?

Q: A ball with a volume of 0.74 m3 is floating on the surface of a pool of water. (The density of water…

A: Weight of ball is balanced by force of buoyancy.

Q: An object has a volume of 3 x 104 cm³ lies at the bottom of the sea. If the force required to lift…

A: Given that Volume of the object V = 3 X 104 cm3 = 3 X 104 x 10-6 m3 = 3 X 10-2 m3 Force required to…

Q: A box with a volume (V=0.05 m³) lies at the bottom of a lake whose water has a density of (1*10…

A: Given : Volume of Box = 0.05 m3             Density of water = 1 × 103 kg/m3             Mass of box…

Q: A person is diving in a lake in the depth of h = 12.5 m. The density of the water is ρ = 1.0 x103…

A: depth (h) = 12.5 m density of water = 1000 kgm3Atmospheric pressure (Po) = 105 pascals surface area…

Q: Find the capillary rise of water in a tube 0.03 cm diameter. The surface tension of water is 0.0735…

A:

Q: A blimp is filled with 450 m3 of helium. How big a payload (in kg) can the blimp lift? (The density…

A:

Q: A submarine has a 1.8 m x 0.75 m rectangular window that can withstand a force of 834 kN. What is…

A: Water pressure with height = ρhg = 1023x h x9.8 Pa Atmospheric pressure = 1.013x105 Pa   Total…

Q: An ingot of metal with the dimensions shown below has a mass of 1600 kilograms. What is the density…

A:

Q: A box with a volume (V=0.05 m³) lies at the bottom of a lake whose water has a density of (1*10³…

A: The buoyancy force is defined as Fb=ρVg Here ρ is the density of fluid, V is the volume of the…

Q: A stone weights 450 N in air and 200 N in water. What is the volume of the stone? The density of…

A:

Q: A cube of density 553 kg/m3 is placed in a fluid with density 1,019 kg/m³, If the cube has sides of…

A:

Q: How deep under the surface of a lake would the pressure be double that at the surface? (1 atm =…

A:

Q: A person is diving in a lake in the depth of h = 15 m. The density of the water is ρ = 1.0 x103…

A:

Q: Calculate the hydrostatic difference in blood pressure between the brain and the foot in a person of…

A:

Q: An aquarium was filled with salt water at a depth of 0.5 m. What is the pressure due to the liquid?…

A:

Q: A box with a volume (V=0.05 m³) lies at the bottom of a lake whose water has a density of (1*1O³…

A: The amount of force required to lift the box is calculated as shown below. As the box is lying at…

Q: If the density of water is 1g/cm3 it will be equal to (kg/m3)? O A) 10000 kg/m3 OB) 10 kg/m3 OC)…

A: Given: Density of water = 1 gm/cm3  We have to find its value in kg/m3

Q: An empty rubber balloon has a mass of 12.5 g. The balloon is filled with helium at a density of…

A: Mass of empty balloon (M)=12.5 g Density of helium (ρHe)=0.181 kg/m3 Radius of the balloon (R)=0.268…

Q: An ice floe has a rectangular shape with dimensions of 15 x 6 x 0.15 m^3. What is the maximum mass…

A:

Q: An object has a volume of 3 x 10* cm' lies at the bottom of the sea. If the force required to lift…

A:

Q: ship in seawater (sp. gr. 1.03) with a mass of 8000 metric tons (1 metric ton = 1000 kg) sinks by…

A:

Q: A blimp is filled with 400 m3 of helium. How big a payload (in kg) can the blimp lift? (The density…

A: Volume of blimp=400 m3 Density of air = 1.29kg/m3 Density of helium = 0.18 kg/m3

Q: A person is diving in a lake in the depth of h = 15 m. The density of the water is ρ = 1.0 x103…

A: Given that---- h = 15 m density of water = 1×103 kg/m3 atmospheric pressure P0 = 1×10 5 Pa area A=…

Q: A box with a volume (V=0.05 m³) lies at the bottom of a lake whose water has a density of (1*10³…

A: To lift the box  F+FB=Mg FB is buoyant force. FB=weight of displaced fluid.

Q: The pressure inside an aeroplane is 1.00 ATM (1.01 x 105 N/m2). What is the magnitude of the net…

A: Given  Pressure inside aeroplane Pi=1.01×105Pa Pressure outside Po=0.35×1.01×105=35350Pa Area of…

Q: A blimp is filled with 510 m3 of helium. How big a payload (in kg) can the blimp lift? (The density…

A: Density: It is the ratio of the mass per unit volume of any object or gas.

Q: A blimp is filled with 350 m3 of helium. How big a payload (in kg) can the blimp lift? (The density…

A: Given data: V=350 m3ρair=1.29 kgm3ρHe=0.18 kgm3 Need to determine the pay load that the blimp can…

Q: A 1800 N balloon is filled with 2800m^3 of hydrogen having a specific weight of 1.5 N/m^3 A. What…

A: The lifting force from a hot air balloon depends on the density difference between balloon air and…

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.