Why sound waves are Mechanical waves?
Sound waves need a material or a medium to propagate therefore, they are called mechanical waves. They rely on the... View Article
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Electrolytic cell is used to convert__________
Electrolytic cell is used to convert electrical energy is converted to chemical energy. How electrolytic cell converts electrical energy is converted... View Article
Aspirin is an acetylation product of:
Aspirin is an acetylation product of o-hydroxybenzoic acid. Explanation There are many uses of aspirin in the medical field. It is prepared... View Article
Value of spring constant depends upon___________
The value of the spring constant depends on the elastic properties of the spring. Explanation We know that, in an... View Article
Estimated value of solar constant is__________
The estimated value of the solar constant is 1.366 kilowatts per second per square metre. The solar constant is used to... View Article
Commercial unit of electric energy is
Kilowatt-hour is the commercial unit of electric energy. Explanation The basic unit of energy is the joule or watt-second. An... View Article
What function do nerve cells perform?
We know that our body comprises of large amount of nerves. These nerves play a major role in our body.... View Article
What does vascular bundle consist of?
The vascular bundle is a part of the transport system in vascular plants which is comprised of two tissues: xylem... View Article
The angular deviation is greatest for_________________
The angular deviation is greatest for Violet. Explanation The angle of deviation of a prism is defined as the angle... View Article
Silicon dioxide is commonly known as__________
Silicon dioxide is commonly known as silica. Explanation Silicon dioxide is also known as silica. It has other alternative names... View Article
The covalency of nitrogen in N2O5 is:
The covalence of nitrogen in N2O5 is 4. Explanation When an element shares electrons with other atoms of the same... View Article
Which tree yields resin and turpentine?
Blue pine yields resin and turpentine. Explanation The scientific name of blue pine is Pinus wallichiana. It is a commercial source of... View Article
The Earth rotates in which direction?
The Earth rotates on its own axis and it rotates in the eastward direction and in a counter-clockwise in prograde... View Article
Synthesis of protein is controlled by:
Synthesis of protein is controlled by RNA where m-RNA gets attached to the ribosome particles present in the cytoplasm. The... View Article
Anti-diuretic hormone is also known as
Antidiuretic hormone (ADH) is also called Vasopressin. Explanation The anti-diuretic hormone is secreted by the neurohypophysis of the pituitary gland.... View Article
Hydrogen chloride gas is collected by_________
Hydrogen chloride gas is collected by upward displacement of air. Explanation The method for preparing and collecting a gas less... View Article
What is correct about human evolution?
We can see that there is a great diversity of human forms and features across the planet. However, there is... View Article
Which is the outermost protective layer of the eye?
Answer: The sclera is the white outermost part of the eye. Explanation The outer covering, a protective tough white layer... View Article
Bases when dissolved in water produce__________
Bases can be defined as substances which when dissolved in water produce hydroxide ions(OH–). Explanation Bases are known to increase... View Article
The electrode potential measures the ____________
The electrode potential measures the tendency of the electrode to get oxidised or reduced. There is a potential difference between the... View Article
