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Surface Tension And Capillarity Free Doubts and Solutions

CBSE - XI Science - Physics - Mechanical Properties of Fluids

How do trees draw water form the ground?

Asked by Bhaskar 26th March 2016, 6:28 PM
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CBSE - XI Science - Physics - Mechanical Properties of Fluids

What is cappilarity  and determine the expression for the determination of surface tension by capillary riSe method
 
 
Plz its urgnt
 

Asked by shubhi shrivastava 29th January 2015, 9:28 PM
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CBSE - XI Science - Physics - Mechanical Properties of Fluids

State the factors on which the angle of contact depends.

Asked by Topperlearning User 4th August 2014, 5:03 PM
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CBSE - XI Science - Physics - Mechanical Properties of Fluids

Why is ploughing of fields essential?

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CBSE - XI Science - Physics - Mechanical Properties of Fluids

Dirty or greasy stains cannot be cleared by washing with water and we need detergents. Why?

Asked by Topperlearning User 4th August 2014, 4:25 PM
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CBSE - XI Science - Physics - Mechanical Properties of Fluids

Draw the graph of the excess pressure inside a soap bubble when it is blown slowly.

Asked by Topperlearning User 4th August 2014, 4:22 PM
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CBSE - XI Science - Physics - Mechanical Properties of Fluids

Suppose there are two bubbles B1 and B2. The excess pressure inside B1 is twice the excess pressure in B2. Find the ratio between the volumes of the two bubbles.

Asked by Topperlearning User 4th August 2014, 4:17 PM
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CBSE - XI Science - Physics - Mechanical Properties of Fluids

Consider a bubble of radius 1.5 cm on which surface tension is 3.9 x 10-2 Nm-1. Calculate the pressure inside it.

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CBSE - XI Science - Physics - Mechanical Properties of Fluids

What is the radius of new bubble formed if two bubbles of radii 2 cm and 1.5 cm coalesce?

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CBSE - XI Science - Physics - Mechanical Properties of Fluids

Determine the height of purple liquid in a U tube. Density of purple liquid is 0.7 g/cc , density of blue liquid = 1.4 g/cc , density of mercury = 13.6 g/cc.

Asked by Topperlearning User 1st August 2014, 5:05 PM
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CBSE - XI Science - Physics - Mechanical Properties of Fluids

What is capillarity? Give some applications of capillarity.

Asked by Topperlearning User 1st August 2014, 4:57 PM
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