What is Viscosity in Hindi. We covered all the What is Viscosity in Hindi in this post for free so that you can practice well for the exam.
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Mock Test on Viscosity for Students
Out of the following, the maximum viscosity is of
(A) oxygen
(B) Mercury
(C) glycerine
(D) water
Option c - glycerine
With a rise in temperature, the viscosity of a gas :
(A) increases
(B) decreases
(C) does not change
(D) may increase or decrease depending on the nature of gas
Option a - increases
The cause of the viscosity of liquids is :
(A) diffusion
(B) gravitational force
(C) adhesive force
(D) cohesive force
Option d - cohesive force
The cause of viscosity in gases is :
(A) diffusion
(B) gravitational force
(C) adhesive force
(D) cohesive force
Option a - diffusion
The viscosity of an ideal fluid is :
(A) zero
(B) 0.5
(C) 1
(D) infinity
Option a - zero
The force of viscosity is :
(A) gravitational
(B) electromagnetic
(C) nuclear
(D) weak
Option b - electromagnetic
Viscosity is most closely related to
(A) friction
(B) adhesive molecular forces
(C) cohesive molecular forces
(D) Bernoulli's principle
Option a - friction
Viscosity is the property by virtue of which a liquid :
(A) occupies a minimum surface area
(B) opposes relative motion between its adjacent layers
(C) becomes spherical in shape
(D) tends to regain its deformed position
Option b - opposes relative motion between its adjacent layers
Which of the following substances possess the greatest viscosity?
(A) Mercury
(B) Water
(C) Oxygen
(D) Hydrogen
Option a - Mercury
With a rise in temperature, the viscosity of liquid :
(A) increases
(B) decreases
(C) remains unchanged
(D) may decrease or increase depending on the nature of liquid
Option b - decreases
We covered all what is viscosity in Hindi above in this post for free so that you can practice well for the exam.
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