Physics notes

, Highlights of Books

1. EQUATIONS V/S INEQUALITIES
In Algebra, inequality is a mathematical statement that shows
the relation between two expressions using the inequality
symbol. The expressions on both sides of an inequality sign are
Detailed Theory Supplemented not equal. It means that the expression on the left-hand side
relationship between two algebraic expressions is defined using
with Solved Examples. the inequality symbols, then it is called literal inequalities.

Examples:
(i) Write an inequality to describe the region represented on
each number line below.



Solution: The diagram indicates that the value of x must be
less than or equal to 3, which would be written as
x ” 3.




Check Your Concepts - 1
Solve following inequalities over the set of real numbers:
bers:
Concept Check Exercises for
(i)
practice of the covered concepts.
(ii)

(iii)




Integrated with QR Codes for
Video Lectures, Concept Quizzes.




Let's use the QR code in the textbooks! How?
1. Download SpeEdLabs App from the Google PlayStore/Apple App store
into your smartphone
2. Open the app with your login credentials
3. Open the úš code scanner at the top right corner‫׆‬
4. Once the Scanner button in the application is clicked, camera opens
and then bring it closer to the úš codes in the teƮt book‫׆‬

, Board Corner JEE Corner

Features ‘Board Corner’ for Solved Examples Level - 1

School Exams & ‘JEE Cor- Very Short Answer Type Questions
1. Solve the inequality and illustrate
Linear Inequality and Wavy Curve Method

ner’ for Competitions. Sol:
the result on a number line.
1. For
(A) (B)
Begin with the inequality . (C) (D)
Adding 7 to both sides gives: 2. For , we always have

Dividing both sides by 6 gives: (A) (B)
This is represented on the number line below. (C) (D)




Level - 1
Concept Wise Questions
Complete Coverage: 3-Level
Level - 2 Practice for JEE (Main +
Single Correct Answer Advanced) & Boards.
Multiple Correct Answer
Integer Type Questions
Assertion/Reason
Match the Column
Comprehension Type

Level - 3
JEE (Main) Problems
JEE (Advanced) / IIT-JEE Problems

JEE (Main) Problems

1. The product of all solutions of the equation
, is:

(A) (B)
(C) (D) e
Packed with Previous Years’ 2. Let and

JEE Main & Advanced . Then is equal to

Questions (PYQs). (A) 2 (B) 4
(C) 6 (D) 0




QR CORNER
PRACTICE




Interactive QR Codes for
Adaptive Practice and Online
TEST
Tests.

, Table
4. MAGNETIC EFFECTS OF CURRENT AND
MOVING CHARGE
Solved Examples 150
Practice Zone 157
of Content Level – 1
Level – 2
161
166
1. ELECTROSTATICS
Level – 3 175
Solved Examples 1
Answer Key 192
Practice Zone 6
Level – 1 11
Level – 2 18
5. MAGNETISM & MAGNETIC MATERIALS
Level – 3 28 Solved Examples 195

Answer Key 51 Practice Zone 201
Level – 1 204
2. CURRENT ELECTRICITY Level – 2 208
Solved Examples 54 Level – 3 215
Practice Zone 60 Answer Key 219
Level – 1 64
Level – 2 72 6. ELECTROMAGNETIC INDUCTION
Level – 3 81 Solved Examples 221
Answer Key 102 Practice Zone 228
Level – 1 232
3. CAPACITOR Level – 2 239
Solved Examples 105 Level – 3 250
Practice Zone 112 Answer Key 264
Level – 1 115
Level – 2 123 7. ALTERNATING CURRENT & EM WAVES
Level – 3 134 Solved Examples 266
Answer Key 147 Practice Zone 274
Level – 1 278
Level – 2 282
Level – 3 290
Answer Key 303