Explore topic-wise InterviewSolutions in General Knowledge.

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501.

Clouds float in the atmosphere because of their

Answer» <html><body><p> Low density</p><br/><br/><p>The key to why clouds float is that the density of the same volume of cloud material is <a href="https://interviewquestions.tuteehub.com/tag/less-1071906" style="font-weight:bold;" target="_blank" title="Click to know more about LESS">LESS</a> than the density of the same amount of dry air. Just as <a href="https://interviewquestions.tuteehub.com/tag/oil-1129840" style="font-weight:bold;" target="_blank" title="Click to know more about OIL">OIL</a> floats on water because it is less <a href="https://interviewquestions.tuteehub.com/tag/dense-431539" style="font-weight:bold;" target="_blank" title="Click to know more about DENSE">DENSE</a>, clouds float on air because the <a href="https://interviewquestions.tuteehub.com/tag/moist-1100124" style="font-weight:bold;" target="_blank" title="Click to know more about MOIST">MOIST</a> air in clouds is less dense than dry air.</p></body></html>
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502.

Who is known as the 'father of quantum theory'?

Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/max-546895" style="font-weight:bold;" target="_blank" title="Click to know more about MAX">MAX</a> <a href="https://interviewquestions.tuteehub.com/tag/planck-601032" style="font-weight:bold;" target="_blank" title="Click to know more about PLANCK">PLANCK</a></p><br/><br/><p>Max Planck is <a href="https://interviewquestions.tuteehub.com/tag/known-534098" style="font-weight:bold;" target="_blank" title="Click to know more about KNOWN">KNOWN</a> as the 'father of <a href="https://interviewquestions.tuteehub.com/tag/quantum-1174252" style="font-weight:bold;" target="_blank" title="Click to know more about QUANTUM">QUANTUM</a> <a href="https://interviewquestions.tuteehub.com/tag/theory-706806" style="font-weight:bold;" target="_blank" title="Click to know more about THEORY">THEORY</a>'.</p></body></html>
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503.

The absorption of ink by blotting paper involves

Answer» <html><body><p> Capillary action phenomenon</p><br/><br/><p>The absorption of ink by blotting paper involves capillary action phenomenon because the blotting paper is a <a href="https://interviewquestions.tuteehub.com/tag/thin-707663" style="font-weight:bold;" target="_blank" title="Click to know more about THIN">THIN</a> and a smooth paper which <a href="https://interviewquestions.tuteehub.com/tag/allows-857958" style="font-weight:bold;" target="_blank" title="Click to know more about ALLOWS">ALLOWS</a> a <a href="https://interviewquestions.tuteehub.com/tag/little-1075899" style="font-weight:bold;" target="_blank" title="Click to know more about LITTLE">LITTLE</a> thicker liquids <a href="https://interviewquestions.tuteehub.com/tag/like-1073845" style="font-weight:bold;" target="_blank" title="Click to know more about LIKE">LIKE</a> ink to <a href="https://interviewquestions.tuteehub.com/tag/absorb-846161" style="font-weight:bold;" target="_blank" title="Click to know more about ABSORB">ABSORB</a>.</p></body></html>
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504.

What is the other name of Galileo's law of falling bodies?

Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/newton-11212" style="font-weight:bold;" target="_blank" title="Click to know more about NEWTON">NEWTON</a>'s <a href="https://interviewquestions.tuteehub.com/tag/first-461760" style="font-weight:bold;" target="_blank" title="Click to know more about FIRST">FIRST</a> law</p><br/><br/><p>Newton's first law is the other <a href="https://interviewquestions.tuteehub.com/tag/name-573193" style="font-weight:bold;" target="_blank" title="Click to know more about NAME">NAME</a> of Galileo's law of <a href="https://interviewquestions.tuteehub.com/tag/falling-983241" style="font-weight:bold;" target="_blank" title="Click to know more about FALLING">FALLING</a> <a href="https://interviewquestions.tuteehub.com/tag/bodies-900171" style="font-weight:bold;" target="_blank" title="Click to know more about BODIES">BODIES</a>.</p></body></html>
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505.

Which of the following laws validates the statement that matter can neither be created nor destroyed ?

Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/law-184" style="font-weight:bold;" target="_blank" title="Click to know more about LAW">LAW</a> of <a href="https://interviewquestions.tuteehub.com/tag/conservation-929810" style="font-weight:bold;" target="_blank" title="Click to know more about CONSERVATION">CONSERVATION</a> of mass</p><br/><br/><p>Law of conservation of mass validates the <a href="https://interviewquestions.tuteehub.com/tag/statement-16478" style="font-weight:bold;" target="_blank" title="Click to know more about STATEMENT">STATEMENT</a> that matter can neither be <a href="https://interviewquestions.tuteehub.com/tag/created-7257327" style="font-weight:bold;" target="_blank" title="Click to know more about CREATED">CREATED</a> nor destroyed.</p></body></html>
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506.

When heated from 0 to 100oC volume of a given mass of water will :

Answer» <html><body><p> <a href="https://interviewquestions.tuteehub.com/tag/decrease-946104" style="font-weight:bold;" target="_blank" title="Click to know more about DECREASE">DECREASE</a> and then will increase</p><br/><br/><p>From <a href="https://interviewquestions.tuteehub.com/tag/water-1449333" style="font-weight:bold;" target="_blank" title="Click to know more about WATER">WATER</a> at 0°C to water at 4°C, on addition of heat, the water surprisingly, contracts till it reaches maximum density at 4°C. This negative <a href="https://interviewquestions.tuteehub.com/tag/thermal-706916" style="font-weight:bold;" target="_blank" title="Click to know more about THERMAL">THERMAL</a> expansion is termed as the anomalous expansion of water. From water at 4°C to water at 100°C, water shows a positive cubical thermal expansion <a href="https://interviewquestions.tuteehub.com/tag/like-1073845" style="font-weight:bold;" target="_blank" title="Click to know more about LIKE">LIKE</a> other substances and gradually expand with the increase in temperature.</p></body></html>
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