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As the temperature of water increases, i...

As the temperature of water increases, its viscosity

A

Remains unchanged

B

Decreases

C

Increases

D

Increases or decreases depending on the external pressure

Text Solution

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The correct Answer is:
B
Viscosity of water decreases with rise of temperature .
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-FRICTION IN SOLID AND LIQUIDS-EXERCISE 1
  1. A large tank is filled with water (density =10^3kgm^(-3)). A small hol...

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  2. The water level on a tank is 5m high. There is a hole of 1 cm^(2) cro...

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  3. A water tank placed on the floor has two small holes, pinched in the v...

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  4. There are two holes O1 "and " O2 in a tank of height H. the water emer...

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  5. A tank is filled to a height H. The range of water coming out of a hol...

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  6. There is a hole at the bottom of a large open vessel. If water is fill...

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  7. Units of coefficient of viscosity are

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  8. As the temperature of water increases, its viscosity

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  9. The rate of flow of liquid in a tube of radius r, length l, whose ends...

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  10. Two capillary tubes of the same length but different radii r1 and r2 a...

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  11. A raindrop of radius 0.3 mm has a terminal velocity in air 1ms^(-1) . ...

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  12. A spherical ball of radius 3xx10^(-4)m and density 10^(4)kg//m^(3) fal...

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  13. Two rain drops of same radius r falling with terminal velocity v merge...

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  14. From amongst the following curves, which one shows the variation of th...

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  15. The terminal speed attained by an aluminium sphere of radius 1 mm fall...

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  16. Suppose a block of mass 1kg is placed over a rough surface and a horiz...

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  17. If the terminal speed of a sphere of gold (density =19.5kg//m^3) is 0....

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  18. Two equal drops of water are falling through air with a steady velocit...

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  19. A solid sphere falls with a terminal velocity V in CO(2) gas. If its i...

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  20. Uniform speed of 2 cm diameter ball is 20cm//s in a viscous liquid. Th...

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