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Number System - True/False
The set of 25 True/False questions for Class 9 Maths "Number Systems" covers the foundational principles and classification of numbers essential to mathematical understanding at the secondary level. T...
Force and Laws of Motion-True/False
Test your understanding of NCERT Class 9 Physics Chapter 8 – Force and Laws of Motion with this engaging True/False quiz. The chapter introduces you to the fundamental principles laid down by Sir Is...
Force and Laws of Motion-Exercise
Q1. An object experiences a net zero external unbalanced force. Is it possible for the object to be travelling with a non-zero velocity? ...
Force and Laws of Motion-MCQs
The chapter “Force and Laws of Motion” is one of the most important topics in Class 9 Physics. It introduces the fundamental ideas of force, inertia, momentum, and Newton’s three laws of motion,...
Force and Laws of Motion-Notes
Introduction to Force A force is an effort that changes the state of an object at rest or at motion. It can change an object’s direction and vel...
Matter in Our Surroundings-MCQs
Prepare effectively for your Class 9 Science exams with these 50 multiple choice questions (MCQs) based on the NCERT Chapter “Matter in Our Surroundings”. These questions cover all important topic...
Is Matter Around Us Pure-Exercise
1. Which separation techniques will you apply for the separation of the following? Solution: Sod...
Is Matter Around Us Pure-MCQs
The world around us is made up of different kinds of substances, but are all of them pure? In this chapter, Is Matter Around Us Pure?, we will explore the difference between pure substances and mixtur...
Is Matter Around Us Pure-Notes
Pure Substance A single form of matter consisting of only one type of particle (either atoms or molecules) and having a definite and uniform chemical composition. ...
Exercise 2.4
1. Use suitable identities to find the following products: (x + 4) (x + 10) ...
Exercise 2.3
1. Determine which of the following polynomials has (x + 1) a factor : Solution: zero of \(\left( x+1\right)=-1\) ...
Exercise 2.2
1. Find the value of the polynomial \(5x – 4x^2 + 3\) at Solution: \(x = 0\) $$\begin{aligned}p\left( x\right) &=5x-4x^2+3\\ ...