Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Work done and energy | The chapter explains the scientific meaning of work and the conditions required for work to be done. It introduces energy as the capacity to do work and describes its SI unit as Joule. The chapter discusses kinetic energy and potential energy with their formulas and examples. |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Work and angle | Other | easy | 2 m. | This exercise contains one NCERT Exemplar question and it holds two marks. The student has to choose the best answer; and the question deals with negative work. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 2. | Positive and negative work | Other | easy | 2 m. | This exercise contains two key questions and answers, which hold one mark each. The student has to choose the best answers. As an outcome of this exercise, the student will learn about work done. |
| 3. | Power and energy | Other | medium | 3 m. | This exercise contains one textbook question and it holds three marks. The student has to choose the best answer; and the question deals with energy consumption. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 4. | Kinetic and potential energy | Other | medium | 2 m. | This exercise contains one key question and answer, which holds two marks. The student has to choose the best answers. As an outcome of this exercise, the student will learn to calculate the kinetic energy and potential energy. |
| 5. | Power and energy | Other | medium | 2 m. | This exercise contains two textbook questions; each question holds two marks. The student has to choose the best answer; and the questions deal with power. As an outcome of this exercise, the student will learn about the mentioned concepts. |
| 6. | Problem on kinetic energy | Other | medium | 4 m. | Practice a problem to understand the concepts related to kinetic energy. |
| 7. | Kinetic energy | Other | medium | 1 m. | This exercise consists of one key question for school exam preparation; which carries one mark. The student has multiple-choice questions from section 'A' about the kinetic energy. As an outcome of the exercise, the student will learn about the mentioned concepts. |
| 8. | Work done by object | Other | easy | 3 m. | This exercise contains one textbook example problem and it holds three marks. The student has to choose the best answer and enter the correct answer; and the question deals with work done. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 9. | Change in kinetic energy | Other | hard | 5 m. | This exercise contains one textbook example problem and it holds five marks. The student has to choose the best answer and enter the correct answer; and the question deals with work done to increase the velocity. As an outcome of this exercise, the student will learn about the mentioned concept. |
| 10. | Kinetic energy and Potential energy | Other | hard | 2 m. | This exercise consists of one key question for school exam preparation, which carries three marks. The student has short answer questions from section 'C' about kinetic and potential energy of an object. As an outcome of the exercise, the student will learn about the mentioned concepts. |