Q1: (i) Draw the sound waves for a low pitched and the high pitched sound.(ii) Write one use of ultrasonography.(iii) […]

Q1: A force of 10N causes a displacement of 2 m in a body in its own direction. Calculate the

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Q1: State all 3 Newton’s law of motion.Ans:  Q2: Explain inertia and momentum.Ans : Q3: Define force. What are different

Q1: A person moves along the boundary of a square field of side 10 m in 20 s. What will

Q1: Explain the structure of a nervous tissue with details about its location and function.Ans:  Structure: Nervous tissue is composed

Q1: Give difference between hypotonic solution, isotonic solution and hypertonic solution.Ans: Q2: (a) Name the organelle which provides turgidity and

Q1: Number of electrons, protons and neutrons in chemical species A, B, C and D is given below: Now, answer

Q1: Glucose has the molecular formula C6H12O6. Calculate :(a) Its molecular mass. (b) The number of atoms in one molecule of

Long Answer Type Questions Q1. Fractional distillation is suitable for separation of miscible liquids with a boiling point difference of