What is the Basic Proportionality Theorem (Thales Theorem) with statement, proof, and converse?
State and prove the Basic Proportionality Theorem (BPT / Thales Theorem). Also state the converse of Basic Proportionality Theorem.
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State and prove the Basic Proportionality Theorem (BPT / Thales Theorem). Also state the converse of Basic Proportionality Theorem.
What is the chemical name and chemical formula of bleaching powder? How is it prepared? Write the balanced chemical equation and list four important uses.
What is structural isomerism? Draw and write the IUPAC names of all the structural isomers of butane (C4H10) and pentane (C5H12).
State Ohm's Law. Write its mathematical expression, define electrical resistance, describe the V-I graph, and explain the limitations of Ohm's Law.
What is the difference between arteries and veins? Mention their structural features, direction of blood flow, presence of valves, and exceptions.
What is the difference between aerobic and anaerobic respiration? Write the chemical equations for both and explain lactic acid fermentation in human muscles.
What is the standard form of a quadratic equation? Explain the quadratic formula and how to solve quadratic equations using factorization and the formula method with step-by-step examples.
Describe the structure and function of a nephron. Explain the three main steps of urine formation in the human kidney.
Define pH scale. What is its mathematical formula? What is the pH value of pure water, human blood, saliva, and gastric juice? Explain its everyday importance.