Estimate the net upward force that acts on it

Assignment Help Physics
Reference no: EM13550760

If the rubber of the balloon itself has a mass of 2.00g and the balloon is filled with helium (density 0.166kg/m^3 ), calculate the net upward force (the "lift") that acts on it in air. Express your answer with the appropriate units.

Reference no: EM13550760

Questions Cloud

How far from the objective should the object be placed : A microscope has an objective lens of focal length 6.75 mm. The objective forms an image 16.4 cm from the lens. How far from the objective should the object be placed
Are the dividend distributions concentrated : Are the dividend distributions concentrated in the companies that are publicly traded corporations
Define a reaction was found in carbon monoxide concentration : A reaction was found to be second order in carbon monoxide concentration. The rate of the reaction ___________ if the [CO] is doubled, with everything else kept the same.
Explain negative ions and still have a net charge of zero : How is posible that an ionic compund have a positive and negative ions and still have a net charge of zero
Estimate the net upward force that acts on it : If the rubber of the balloon itself has a mass of 2.00g and the balloon is filled with helium (density 0.166kg/m^3 ), calculate the net upward force (the "lift") that acts on it in air
Evaluate the change in entropy for 1 mole : Calculate the change in entropy for 1 mole of the gas undergoing this process. Does your answer make sense. Why or why not
Determine what fraction of its volume will be submerged : A hollow plastic sphere is held below the surface of a freshwater lake by a cord anchored to the bottom of the lake. When the sphere comes to rest, what fraction of its volume will be submerged
Calculate the buoyant force exerted by the water : A hollow plastic sphere is held below the surface of a freshwater lake by a cord anchored to the bottom of the lake. Calculate the buoyant force exerted by the water on the sphere
Explain liquid helium at absolute zero exactly zero : The element helium is thouhght to remain a liquid at absolute zero. (Solid helium can be made only by exerting a pressure of about 26 atm on a liquid sample.) Is the entropy of liquid helium at absolute zero exactly zero. Why or why not

Reviews

Write a Review

Physics Questions & Answers

  What is the magnitude of the torque about the point

A 73.0 kg construction worker stands at the far end of the beam.What is the magnitude of the torque about the point where the beam is bolted into place .

  Determine the normal force acting at the pivot point

Use the pivot as the reference point because then two of the four forces on the plank exert zero torque. Which two? Since the plank is at rest, Find the normal force acting at the pivot point

  Calculate the speed at which the rock is launched

A catapult on a cliff launches a large round rock towards a ship on the ocean below. Calculate the speed at which the rock is launched

  Find the equivalent resistance of the three speakers

A 65-? loudspeaker, a 8.0-? loudspeaker, and a 2.1-? loudspeaker are connected in parallel across the terminals of an amplifier. Determine the equivalent resistance of the three speakers

  What is the potential difference between birds feet

A proton is projected perpendicularly into a magnetic field that has a magnitude of 0.30 T. The field is then adjusted so that an electron will follow a circular path of the similar radius when it is projected perpendicularly into the field with t..

  How numerous homes could be heated with the waste heat

At what angle is the curve banked? The acceleration due to gravity is 9.8 m/s2.

  How much energy in cal do you expend

You're burning calories by weight lifting. You lift a 65kg barbell and 1.8m and repeat 15 times. How much energy in Cal do you expend

  A 45kg box is pulled across a horizontal floor a rope

a 45kg box is pulled across a horizontal floor. a rope attached to the box makes an angle of 30 degrees with the

  Explain what may happen to your car and why

a curve in a road has a banking angle calculated and posted for 80km/h The road is covered with ice so you drive slower than this limit What may happen to your car

  What is the impedance of the circuit

A sinusoidal voltage ?v = (85 V) sin (200t) is applied to a series RLC circuit with L = 40 mH, C = 145 ?F, and R = 30 ?. What is the impedance of the circuit

  What rope tension will allow the cart to spin

An energetic father stands at the summit of a conical hill as he spins his 21 child around on a 5.1 cart with a 2.1--long rope. The sides of the hill are inclined at 25 . He keeps the rope parallel to the ground, and friction is negligible. What rope..

  What is the amplitude of the oscillations

What is the amplitude of the oscillations . Could you think of a simple method for determining the focal length of a converging lens.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd