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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

Viscosity by stokes method

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Beginner

Intermediate

Advanced

What type of force is Viscous force?

a: Conservative Explanation

Explanation

b: Non conservative Explanation

Explanation

c: Pseudo force Explanation

Explanation

d: Originated from nuclear force Explanation

Explanation

What is the crucial assumption on velocity of the dropped object in this experiment?

a: As soon as we release the ball the object attains the terminal velocity Explanation

Explanation

b: It takes very long time to attain the terminal velocity Explanation

Explanation

c: It will never reach the terminal velocity during the complete motion Explanation

Explanation

d: Terminal velocity is always zero Explanation

Explanation

If you use a spherical shaped container in this experiment rather than a cylindrical one to hold the liquid, will you expect any change in the viscosity of the liquid or do you have to modify the formula used?

a: Viscosity changes and formula has to be modified Explanation

Explanation

b: Viscosity changes but formula need not to be modified Explanation

Explanation

c: Viscosity will not change and formula need not modified Explanation

Explanation

d: Viscosity will not change but formula has to be modified Explanation

Explanation

When an object is dropped in a liquid, what all are the forces acting on it?

a: Force due to gravity, Buoyent force, viscous force Explanation

Explanation

b: Force due to gravity, Buoyent force Explanation

Explanation

c: Buoyent force, viscous force Explanation

Explanation

d: Only Viscous force Explanation

Explanation

Choose the correct statement about viscous force

a: The viscous force is independent of velocity Explanation

Explanation

b: The viscous force depends on the velocity Explanation

Explanation

c: The viscous force is independent of density Explanation

Explanation

d: None of the above Explanation

Explanation

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