Determine the buoyant force acting on the balloon

Assignment Help Physics

Reference no: EM13280661

A spherical weather balloon is filled with hydrogen until its radius is 3.40 m. Its total mass including the instruments it carries is 11.0 kg.

(a) Find the buoyant force acting on the balloon, assuming the density of air is 1.29 kg/m3.

_________N

(b) What is the net force acting on the balloon and its instruments after the balloon is released from the ground?

_________N

Reference no: EM13280661

Questions Cloud

How much power is consumed or dissipated by that resistor : Assume that a resistor depicted by a color code of Brown, Black, Orange (1%) is connected to the +15 V and AGND terminals of MyDAQ. And assume that the Digital multimeter of MyDAQ shows the voltage drop across the resistor is 15 volts.

What average power is produced by friction : A 22.5-kg rock is sliding on a rough, horizontal surface at 9.50 m/s and eventually stops due to friction. What average power is produced by friction as the rock stops

What is the current if the voltage source is reduced : What is the current if the voltage source is reduced to 80% of the original value. Will the current increase or decrease and by how many percent if the total resistance of the circuit is 10% of its original value.

Explain the reaction of aqueous lead(ii) nitrate : Lead ions can be removed from solution by precipitation with sulfate ions. Suppose that a solution contains lead(II) nitrate. Write complete ionic equation to show the reaction of aqueous lead(II) nitrate with aqueous potassium sulfate to form sol..

Determine the buoyant force acting on the balloon : A spherical weather balloon is filled with hydrogen until its radius is 3.40 m, Find the buoyant force acting on the balloon, assuming the density of air is 1.29 kg/m3.

Determine the inductance of an air core coil with length : a.) The current in a 75 mH inductor changes uniformly by 200 mA in 0.1 ms. What is the voltage across it b.) Determine the inductance of an air core coil with length 20 cm, 200 turns and a diameter of 2 cm.

What is the acceleration due to gravity : What is the acceleration due to gravity - The mass of the wire is negligible compared to the mass of the ball. Determine the acceleration due to gravity.

Explain the crystal structure of an element x : The crystal structure of an element X can be described as follows: X atoms form a face-centred cubic lattice with an edge length of 356.7 pm. In addition, there are X atoms occupying every other tetrahedral site in the face-centred cubic lattice.

Find an approximate expression for the electric force acting : A test charge q located at the origin is displaced by a distance l

User Account

All Pages