# DC Pandey Mechanics Part 1 Solutions

The DC Pandey Mechanics Part 1 Solutions are a perfect guide for you to study for the competitive exams like NEET, JEE Main and JEE Advanced. DC Pandey Physics Mechanics Part 1 covers significant concepts that also answers all exercise questions given at the end of each chapter. DC Pandey Solutions are drafted in an organized manner to make your preparation much easier. Our science experts have prepared them in a prudent way in a well-structured format.

The significant chapters covered in our DC Pandey Mechanics Part 1 book are basic mathematics and measurements, motion in one dimension, unit and dimensions, vectors, laws of motion, work energy and power, projectile motion, the centre of mass, conservation of linear momentum, impulse, and collision, and circular motion. Our DC Pandey Physics solutions are the perfect study material for strengthening your conceptual base for higher-level studies. They give you ample practice to become thorough with all chapters and perform well in your board exams and crack various competitive exams.

DC Pandey Mechanics Part 1 Solutions are perfect reference notes for thorough learning, comprehensive practicing, and efficient revision. They are absolutely imperative to crack IIT, NEET, JEE, and other promising competitive exams. The DC Pandey solutions have been designed in a manner to improve your retention rate, overall speed, and efficiency.

## DC Pandey Solutions Mechanics Part 1 Solutions: Chapter-wise

DC Pandey Physics solutions for Mechanics Part 1 comprises 8 chapters. The brief of each chapter has been given below.

## DC Pandey Basic Mathematics and Measurements Solutions (Chapter 1)

The first chapter of the DC Pandey Mechanics Book is Basic Mathematics and Measurements. This chapter comprises concepts like basic mathematics, including logarithms, trigonometry, differentiation, integration, graphs, maxima and minima. It also covers various aspects of significant figures such as rules for counting significant figures, rounding off a digit, algebraic operations with significant figures. Further, it also covers all significant things related to error analysis such as systematic errors, random errors, absolute errors, mean absolute error, relative or fractional error, and combination of errors. Next, you learn all about length measuring instruments such as vernier callipers, micrometre and screw gauge.

The exercise at the end of the chapter comprises 18 single correct option questions, 9 solved examples, 1 assertion and reason question, 24 subjective questions and 1 match the columns questions. Our DC Pandey solutions for Mechanics Part 1 are provided with complete accuracy by our science experts.

## DC Pandey Unit and Dimensions, Vectors Solutions (Chapter 2)

Unit and Dimensions, Vectors is the second chapter of DC Pandey Mechanics Part 1 book. This chapter teaches you about units and dimensions. Here you will get to learn about the measuring units, which are also known as SI units like metre, kilogram, second, ampere, kelvin, mole, and Candela. The units and dimensions section mainly focuses on the system of units such as the CGS system, the FPS system, the MKS system, and the SI system.

The chapter also educates you on fundamental quantities such as length, mass, time, electric current, thermodynamics temperature, amount of substance, and luminous intensity. It also teaches you about dimensions, uses of dimensions, the principle of homogeneity of Dimensions, and limitation of dimensional analysis.

It also covers vector and scalar quantities, and general points regarding vectors in details. It talks about the graphical representation of a vector, angle between two vectors, unit and zero vector, negative of a vector, multiplication and division of vectors by scalers and equality of vectors. Chapter 2 also teaches you about the addition, and subtraction of 2 vectors, polygon law of addition for more than two vectors, the components of a vector, and the product of two vectors.

Quantities that have the same dimensional formula include impulse and momentum, word, energy, torque, the moment of force, energy, angular momentum, Planck’s constant, rotational impulse, power, and luminous flux. At the end of the chapter, there are 56 single correct option questions, and 25 subjective questions and 1 match the following questions. Altogether it has 82 questions. Our DC PandeyMechanics Part 1 solutions to the questions are prepared from the examination point of view.

## DC Pandey Motion in 1 Dimension Solutions (Chapter 3)

Motion in 1 Dimension is the third chapter of DC Pandey Solutions of Mechanics Part 1 book. The chapter introduces you to the introduction to mechanics and kinematics and basic definitions such as position and position vector, distance and displacement, average speed and velocity, instantaneous speed and velocity, average and instantaneous acceleration.

This chapter also covers motion in one, two and three dimensions and uniformly accelerated motion. It teaches you about one-dimensional uniformly accelerated motion, the difference between distance and displacement, and non – uniformly accelerated motion, graphs, and relative motion uniformly. This main focus of the chapter is on the moment of an object and how it changes its position with proportionate to the surrounding along with the time. Further, you will also learn about the types of linear motion like uniform linear motion and non-uniform linear motion, which includes vector quantities.

These quantities are explained with linear momentum, acceleration, displacement, momentum, angular velocity, force, electric field, and polarization. This chapter comprises 4 introductory exercises with 28 questions in total, 42 subjective questions (level 1), 38 objective questions(level 1), 12 assertion and reason questions, 23 objective questions (level 2), 15 more than one correct option, 6 match the columns questions and 24 subjective questions (level 2) with a total of 190 questions. Our expert Physics teachers have prepared these DC Pandey Solutions in a stepwise and precise manner to help you understand all concepts clearly.

## DC Pandey Projectile Motion Solutions (Chapter 4)

Projectile Motion is the fourth chapter of DC Pandey Mechanics Part 1 book. In this chapter, you shall come across various interesting topics such as Projectile motion. It teaches you terms like time of flight (T), horizontal range (R), and maximum height (H). This chapter also covers projectile motion in an inclined motion and relative motion between two projectiles. This chapter explains to you about the accelerations in two different projectiles, i.e., horizontal projectile motion and vertical projectile motion of an object.

Further, you will also be learning about the acceleration due to gravity, which includes the symbol, dimensional formula, SI Unit, value of g in SI, value of g in CGS. This chapter comprises 2 introductory exercises with a total of 18 questions, 22 subjective questions (level 1), 16 objective questions (level 1), 10 assertion and reason questions, 12 objective questions (level 2), 6 more than one correct option, 7 match the columns questions and 10 subjective questions (level 2). The exercise has a total of 101 questions. Our DC Pandey Mechanics Part 1 Solutions are phrased in an easy and simple language. They answer all questions and cover all concepts of the chapter.

## DC Pandey Laws of Motion Solutions (Chapter 5)

Laws of Motion of DC Pandey Mechanics Part 1 solutions will teach you the types of forces such as field forces, contact forces, and attachment to another body. It also covers free body diagrams (FBD), and equilibrium. Here you will learn the resolution of a force, the moment of a force, the equilibrium of concurrent coplanar forces, and Lami’s theorem. Further here, you will learn about Newton’s laws of motion, pulleys, constraint equations, pseudo force and friction. In this chapter, also you will get to know what is the relationship between forces which are acting over the body and the body motion.

Here, you will also come across conservation of momentum, which educates you over the initial momentum and final momentum. Further, the chapter explains to you about various types of a collision such as direct impact or collision, oblique impact or collision, coefficient of restitution. Elastic collision and inelastic collision are also a part of it.

DC Pandey Laws of Motion chapter comprises 5 introductory exercises with a total of 27 questions, 31 subjective questions (level 1), 31 objective questions(level 1), 11 assertion and reason questions, 58 objective questions (level 2), 14 more than one correct option, 8 match the columns questions and 27 subjective questions (level 2) with a total of 207 questions. Our DC Pandey Solutions are drafted in a step by step to facilitate easy and effective learning. They give you ample practice to clear all your doubts and build a solid conceptual foundation.

## DC Pandey Work, Energy and Power Solutions (Chapter 6)

Work, Energy and Power of DC Pandey Part 1 Solutions will teach you the basic introduction of work. You will also come across the work done by an object, work is done by a variable force, work is done by a constant force, spring force, and work done by the area under F-S or F-X Graph. Chapter 6 also covers conservation and non-conservation force field, kinetic energy, work-energy theorem, and potential energy. Here you will learn about elastic potential energy, gravitational energy, and electric potential energy.

This chapter also covers the law of conservation of mechanical energy, three types of equilibrium, namely stable equilibrium, unstable equilibrium, and neutral equilibrium. Here you will also learn about power. The chapter explains to you about various energies like mechanical energy, mechanical wave energy, chemical energy, electric energy, magnetic energy, radiant energy, nuclear energy, ionization energy, elastic energy, gravitational energy, thermal energy and heat energy.

This chapter comprises 4 introductory exercises with 25 questions, 33 subjective questions (level 1), 39 objective questions(level 1), 12 assertion and reason questions, 33 objective questions (level 2), 10 more than one correct option, 6 match the columns questions and 15 subjective questions (level 2) The exercise comprises a total of 173 questions. Our DC Pandey solutions are drafted in a comprehensive, accurate and to the point manner.

## DC Pandey Circular Motion Solutions (Chapter 7)

Here, in the Circular Motion of DC Pandey Physics Mechanics Part 1 Solutions, you will be taught about the kinetics of circular motion. You will also learn about angular variables, unit vectors along the radius and the tangent, angular acceleration, velocity and acceleration of a particle in a circular motion. This chapter also deals with the dynamics of circular motion and motion in a vertical circle. It teaches you about circular turning of roads by friction only, circular turning of roads by the banking of roads only, and circular turning of roads by friction and banking.

It also teaches you about the conical pendulum, death well or roter, and centrifugal force. Here you will also learn about motion in a vertical circle, condition of leaving the circle, and condition of oscillation.

This chapter comprises 3 introductory exercises with a total of 13 questions, 21 subjective questions (level 1), 14 objective questions(level 1),11 assertion and reason questions, 27 objective questions (level 2), 5 more than one correct option, 5 matches the columns questions and 15 subjective questions (level 2. The exercises comprise a total of 111 questions.

## DC Pandey Centre of Mass, Conservation of Linear Momentum, Impulse and Collision Solutions (Chapter 8)

Centre of Mass, Conservation of Linear Momentum, Impulse and Collision is one of the essential topics of DC Pandey Physics Solutions. Here you will gain knowledge about the centre of mass, the law of conservation of linear momentum, variable mass, impulse and collision.

This chapter comprises 8 introductory exercises with a total of 40 questions, 35 subjective questions (level 1), 43 objective questions(level 1), 15 assertion and reason questions, 31 objective questions (level 2), 8 more than one correct option, 8 match the columns questions and 19 subjective questions (level 2) with a total of 199 questions. Our DC Pandey solutions are in an easy to understand language so that you can master complex topics easily.

The end of our DC Pandey Mechanics Part 1 Solutions there are answers to extra subjective level questions (level 2) from each of the chapters to give you more practice.