Explain the term background radiation
Radiations which originate from a radioactive compound in the earth crust and from particles and rays entering the earth atmosphere... View Article
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Define the term background radiation.
Radiations which originate from a radioactive compound in the earth€™s crust and from particles and rays entering the earth€™s atmosphere... View Article
Classify each one of the following angles as right, straight, acute, obtuse or reflex:
Answer: (a) Acuteangle (b) Obtuseangle (c) Rightangle (d) Reflexangle (e) Straightangle (f) Acute angle
Where do you find alluvial soil?
Alluvial soils are largely distributed in the river valleys and northern plains. Out of the total area of India, Alluvial... View Article
What does action-reaction force mean?
Action-reaction forces are equal and opposite and always act on two different bodies.
What is the use of spring balance?
A spring balance measures the weight of an object by opposing the force of gravity acting with the force of... View Article
What you know about plateau?
An elevated flat land.
Give an example of dimensionless quantity but has a unit.
A dimensionless quantity might have a unit. For example, an angle has unit radians.
Explain the structure of carbon dioxide.
Answer: Carbon dioxide is colourless and odourless gas in nature. It has the chemical formula CO2. It plays a vital... View Article
Express calorie in Joules
1 calorie = 4.148 Joules
Does water react with acids and bases?
Water reacts with both acids as well as bases. Thus,it is amphoteric as it can act as an acid as... View Article
Is it possible to obtain virtual image on the screen?
Virtual image cannot be obtained on the screen.
Can virtual image be obtained on the screen?
Virtual image cannot be obtained on the screen.
Does steel have any interstitial space?
Steel is an interstitial compound due to the presence of small sized carbon atoms in the interstitial space of iron.
How helpful is soframicine in healing wounds?
Soframicine kills or prevent the growth of microbes but cannot be ingested. It can be applied to the living tissues... View Article
What are soaps made of?
Soaps are sodium salts of long-chain fatty acids. Soaps are potassium or sodium salts of a carboxylic acid having a long... View Article
Give the reaction between sulfur dioxide with water.
SO2 combines with water to give H2SO3, an acid. So it is an acidic oxide.
what is the proof of the theorem:
[x]+[x+1/n]+[x+2/n]+…….+[x+(n-2)/n]+[x+(n-2)/n][x+(n-1)/n] =[nx] We know that gratest integer possese property as mentioned below [m + (p/q)] m where m = integer... View Article
Can real image be obtained on the screen?
Real image is an image that can always be projected on the screen.
Give an example of a compound with strong covalent bonds
Quartz has strong covalent bonds.
