Question
If the diameter of a capillary is doubled, then the rise
of water in it will be –Solution
Radius of a capillary tube is inversely proportional to the height of the liquid column. So, if radius of the tube is doubled, rise of level of water will becomes half of the previous rise in capillary tube. Capillary action, or capillarity, is the ability of a liquid to flow in narrow spaces without the assistance of, and in opposition to external forces like gravity.
In an n-type silicon, which of the following statements is true:
For a perfectly elastic collision, the coefficient of restitution (eee) is
Kindly Study the following questions carefully and choose the right answer.
The exchange of gases takes place in the leaves through these pores...
What is the function of white blood cells (WBCs)?
Which of the following is a physical change?
The acceleration due to gravity on the surface of the Earth is approximately:
What is the boiling point of water at sea level?
Glycol is used to manufacture which of the following?
Onions, broccoli, fresh fruits, milk, eggs, and iodized salt are good sources of _________.
Coffee, spinach, onion and tea in our diet mostly provide us with which of the following elements as food?
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