Answer: If the square root of 343 leads to a whole number then 343 is a perfect square. The square root of 343 is not a whole number so it is not... View Article
Answer: (2) Limit of Proportionality Hooke’s law states that the strain of the material is proportional to the applied stress within the elastic... View Article
Answer: (4) Decomposition of calcium carbonate to form quick lime and carbon dioxide Endothermic reactions are chemical reactions wherein heat... View Article
Answer: The acid present in lemon is citric acid. Citric acid is a weak organic acid which naturally occurs in citrus fruits such as limes,... View Article
Answer: The noble gases, also recognized as inert gases and aerogens, are the elements of the modern periodic table in group 18. The following... View Article
Answer: Trigonometric functions or circular functions are defined as the functions of an angle of a right-angled triangle. There are 6 basic... View Article
Answer: Empirical equations are the easiest type of notation. For a substance, the molecular formula is equivalent to its empirical formula or a... View Article
Answer: (1)Valves in the heart Walls in the heart are accountable only for blood pumping, and during contraction, they are not accountable for... View Article
Answer: (1) Graphite Black substance inside a pencil is graphite. Yes, current will flow through the electrical circuit since graphite is a good... View Article
Answer: Joule is the SI unit of energy while erg is the CGS unit of energy. 1 Joule of Energy = 1 Newton x 1 metre 1 erg = 1 dyne x 1 cm 1 joule=... View Article
Answer: Herbivores are species that only eat plants or things made from plants. Examples: Cows, goats, buffaloes, horse, deer, zebra and so... View Article
Answer: When a parallel light beam reaches a rough surface, the light rays are reflected in various directions, or the light rays are dispersed,... View Article
Answer: The edible parts of plants are called leave, flower, root, fruit, seed and tuber. The edible part is the stem tissue of the peduncle,... View Article
Answer: The graph of a quadratic polynomial is a parabola. The roots of a quadratic equation are the points where the parabola cuts the x-axis... View Article
Answer: The representation of a chemical reaction in the form of substances is known as a chemical equation. The equation in which the number of... View Article
Answer: The hydraulic brake is a braking system structure where sufficient brake fluid has been used to shift pressure from the control... View Article