Work done is minimum when the Force – Displacement are perpendicular to each other.W = FSCosø = FSCos90 = FS(0)... View Article
Extraction of metals: The process of extraction of metals from its ores is called the extraction of metals. Ores are... View Article
Answer: Given equation: [[3×{(-5)×(-4)}] ÷{27+)-13-4)}]+[{27×(-2)}÷(-3-3)]+[{-3)×(-3)×5}÷(-3)]]_____________(1) We will solve this equation by considering the brackets. We will solve the brackets first... View Article
Answer: Given that Amount= Rs 8625 Principle (p) = Rs 7500 Rate (r) = 7 1/2%pa = 15/2 % Simple... View Article
Given that A ray of light undergoes refraction and looses 0.25 times of its velocity. Angle of incidence is i... View Article
Land breeze and sea breeze are two natural phenomena which show that movement of air occurs due to uneven heating... View Article
Answer: The sunlight that reaches the earth’s atmosphere is scattered in all directions by the gases and dust particles present... View Article
Detergents are preferred over soap due to the following reasons: Detergents act more effectively on hard water as compared to... View Article
Given equation: 45x(x-2)²+60x(x-2)+20x On solving the brackets of the above equation we get 45x( x2- 4x +4) + 60×2- 120x... View Article
(i) Mass number of A Number of protons + Number of neutrons= 17+ 18 = 35 Mass number of B... View Article
The mineral element required for the synthesis of thyroid hormones is iodine. These are specialized in such a manner that... View Article
The process of forming a clot or thrombus in order to prevent excess loss of blood from the body is... View Article
Intracellular digestion Intercellular digestion The process of digestion that takes place within the cell is referred to as intracellular digestion.... View Article
Given (2/3,4/9,5/6,7/12) We need to find LCM(2/3,4/9,5/6,7/12) The denominators in the given fractions are 3, 6, and 12. So the... View Article
Given that: Distance between the points P(x, y) and A(a+b, b-a) & B(a-b, a+b) are equal To prove: bx =... View Article
Answer: Everyone must be aware of diseases and how they spread. It is also important to have a regular medical... View Article
In chemistry, ionization is a process where an atom or a molecule, that is electrically neutral, is converted into electrically... View Article
Given that: Perimeter of a rectangle is 240cm Length is 4 times its breadth. Let us asuume the breadth (b)... View Article
Any number that can be represented in p/q where q is greater than 0 is called a rational number. The... View Article
The process of transfer of pollen grains from male anther of a flower to female stigma of same flower or... View Article
