Question
Ball pen functions on the principle of
:Solution
The ballpoint pen is one of the most simple and yet ubiquitous devices whose function depends on surface tension. With a pen held upright, gravity and surface tension act in concert to get ink onto the ball.
The sudden fall of atmospheric pressure indicates –
Which drug is used as an anti-inflammatory?
Diamond is harder than graphite because of which of the following reason?
What is the primary advantage of superconductors?
Which of the following pairs of phenomena illustrate the particle nature of the electromagnetic radiation?
A mixture of carbon monoxide and hydrogen is known as ______
Which of the following statement regarding Rutherford nuclear model is NOT correct?
The reaction of an aldehyde with Tollens’ reagent results in:
Which bond is weakest in nature?
Anesthesia which is administered during the surgeries in the hospitals is a mixture of which of the following gases?
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