Class 11 Physics MARATHON 2026 | Complete Physics Part 2 | One Shot by Dinesh Gaur скачать в хорошем качестве

Class 11 Physics MARATHON 2026 | Complete Physics Part 2 | One Shot by Dinesh Gaur

#Class11Physics #FinalExamMarathon #PhysicsOneShot Class 11 Physics MARATHON 2026 | Complete Physics Part 1 | One Shot by Dinesh Gaur Revise the entire Class 11 Physics Book 1 syllabus in one complete session. This Physics Marathon / One Shot is designed for final exams, school tests, and quick revision, covering all NCERT chapters with key concepts, formulas, Most important Questions and numericals in an exam-oriented way. #class11study Chapter 1: Units and Measurements Very Short Answer 1. What is a physical quantity? 2. Define SI units. 3. Define least count 4. Define accuracy and precision. 5. What are the values of least count of vernier calliper and screw guage ? Short Answer 1. Write the SI units of acceleration,force, pressure and energy. 2. What are significant figures? Give rules. 3. Explain the dimensional formula of velocity, universal gravitation constant, viscosity coefficient, specific heat capacity and power 4. What is error in measurement? 5. Difference between systematic error and random error. Long Answer 1. Convert 1 N into dyne and 1 J into Erg 2. What are dimensions? Explain dimensional analysis. 3. Applications of dimensional analysis. 4. Derive dimensional formula of gravitational constant. 5. Explain methods to reduce measurement errors. Numericals 1. A vernier caliper has 10 divisions on vernier scale equal to 9 divisions of main scale. Find least count. 2. Check that K = 1/2 mv 2 is dimensially correct or incorrect. 3. Convert 1 N into dyne and 1 J into Erg 4. How many significant figures in 0.002002020 , 200kg, pure 200 and in 200.0200 5. The time period of simple pendulum depends on its length and gravitation acceleration, make a dimensional formula among them . Chapter 2: Motion in a Straight Line Very short and Short 1. Difference between speed and velocity. 2. What is uniformly accelerated motion? Postive, negative and zero acceleration graph 3. Write equations of motion. 4. Explain acceleration and retardation. 5. Define instantaneous velocity. Long 1. Derive equations of motion by calculus method. 2. Explain graphical method for equations of motion. 3. Explain motion under gravity. Numericals 1. A body starts from rest with acceleration 2 m/s². Find velocity after 5 s. 2. A car moving at 20 m/s stops in 4 s. Find retardation. 3. A body falls from height 45 m. Find time taken to reach ground (g = 9.8 m/s²). 4. x = a+ bt2 , a=8, b=25 Find acceleration at 0 and 2 sec. Chapter 3: Motion in a Plane Very Short 1. What is vector quantity? Give any 2 examples. 2. What is scalar quantity? Give any two examples. 3. Define projectile motion. 4. What is resultant vector? 5. Define unit vector. Short 1. Write properties of vectors. 2. Explain triangle law of vector addition. 3. Define projectile range. 4. What is 2- D subtraction of vectors ? 5. Prove the range of projectile is equal for two complementary angles. Long 1. Explain projectile motion and derive time of flight, Range and maximum height. 2. Derive magnitude of resultant vector in parallelogram law of vector addition. 3. Explain 3 D subtraction of vectors. Numericals 1. A projectile is thrown with velocity 28 m/s at 30°. Find time of flight, H,R. 2. Find horizontal range if velocity = 10 m/s, angle = 45°. 3. Two forces of 4N and 5 N are acting on a body at 60° , Calculate their resultant. Chapter 4: Laws of Motion Very Short 1. State Newton’s first law. 2. Define inertia. 3. What is momentum? 4. Define impulse. 5. What is friction? Short 1. State Newton’s second law. 2. Explain Newton’s third law. 3. Define coefficient of friction. 4. What is limiting friction? 5. Explain the difference between mass and weight . Long 1. Derive relation between force and momentum. 2. Explain different types of friction. 3. Explain motion of body on inclined plane. 4. Discuss applications of Newton’s 1, 2 and 3 law 5. Explain conservation of momentum. 6. Explain 1,2 and 3 law of Newton's law of motion. Numericals 1. Recoil velocity of gun. 2. Rebounce of ball at zero degree and 30 degree from a wall . 3. Momentum of body is 20 kg m/s and mass is 4 kg. Find velocity. Chapter 5: Work, Energy and Power Very Short 1. Define work with si and cgs unit. 2. Define energy. 3. What is kinetic energy? 4. Define potential energy. 5. What is power? Short 1. Define work–energy theorem. 2. Difference between kinetic and potential energy. 3. Make 3 Difference between conservative and non conservation force. 4. Explain conservation of mechanical energy? 5. Explain potential energy of spring. Long 1. Derive kinetic energy expression. 2. Define collision and explain totally elastic collision. 3. What are the values of 1 erg, 1 eV, 1 calorie and 1 KWH in terms of J. 4. Explain work done by variable force. 5. Explain 3,3 properties of scalar and vector product. Numericals 1. W= Fs cosθ based numerical 2. Angle of two vector 3. Projectile of 2 vector 4. A machine does 200 J work in 10 s. Find power.