Year: 2022
Important Questions for Class 10, Maths, Chapter 3, Pair of Linear Equations in Two Variables
Pair of Linear Equations in Two Variables Class 10 Important Questions Very Short Answer (1 Mark) Question 1.How many solutions does the pair of equations y = 0 and y = -5 have? (2013)Solution:y = 0 and y = -5 are Parallel lines, hence no solution. Question 2.If ax + by = a2 – b2 and bx …
Important Questions of Magnetic Effects of Electric Current Class 10 Science Chapter 13
Question 1.What is meant by magnetic field?Answer:Magnetic field : It is defined as the space surrounding the magnet in which magnetic force can be experienced. Question 2.Draw magnetic field lines around a bar magnet. Name the device which is used to draw magnetic field lines. (Board Term I, 2015)Answer:Compass needle is used to draw magnetic …
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Worksheet of Chapter 13 Class 10 Surface Areas and Volumes
Worksheet of Chapter 13 Class 10 Surface Areas and Volumes
Important Questions for Class 10 Maths Chapter 13 Surface Areas and Volumes
Surface Areas and Volumes Class 10 Important Questions Very Short Answer (1 Mark) Question 1.A sphere of diameter 18 cm is dropped into a cylindrical vessel of diameter 36 cm, partly filled with water. If the sphere is completely submerged, then calculate the rise of water level (in cm). (2011D)Solution:Volume of Cylinder = Volume of …
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Important Questions of Acids Bases and Salts Class 10 Science Chapter 2
Question 1.With the help of an example explain what happens when a base reacts with a non- metallic oxide. What do you infer about the nature of non-metal oxide? (Board Term I, 2017)Answer:Oxides of non-metals react with bases to form salt and water. For example, the reaction between carbon dioxide and calcium hydroxide. Calcium hydroxide, …
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Important Questions of Chemical Reactions and Equations Class 10 Science Chapter 1
Question 1.Identify ‘x’, ‘y’ and ‘z’ in the following reaction : (a) x = gas; y = reaction condition; z = gas(b) x = solid; y = liquid; z = gas(c) x = number of moles of KClO3; y = reaction condition; z = number of molecules of oxygen(d) x = physical state of KClO3 and …
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