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New answer posted
5 months agoContributor-Level 10
NCERT Solutions differentiates between base units (like meter, kilogram, second) and derived units (like Newton, Joule, Pascal). The fundamental quantities defined by the SI system are the base units and the combinations of these base units are called the derived units. NCERT solutions include a list of base and derived units and explain how derived units are formed while using base units. By practising NCERT solutions, the students learn to convert units and identify correct dimensional formulas for any physical quantity. Understanding of these concepts is crucial as all the chapters ahead will include these units, formulas and calcul
New answer posted
5 months agoContributor-Level 10
Yes, NCERT Solutions for Class 11 Physics Chapter 1 Units and Measurements offers a solid foundation for mastering the chapter for the entrance exams like NEET and JEE exams. Most of these competitive exams focus on application-based questions and conceptual clarity. If one prepares well from NCERT solutions, they have a better solution of scoring high in these exams. The solutions cover all the related important topics including error analysis, dimensional formulas, and SI units. Along with the NCERT solutions, the students should also refer to other books including HC Verma and previous years' papers. However, the primary source is t
New answer posted
5 months agoContributor-Level 10
The solutions offer a complete explanation of errors in measurement including relative, absolute and percentage errors. The solutions will tell students that while solving numerical questions and performing experiments how to calculate and combine different types of errors. In real-world Physics applications, error analysis is crucial where exact values are rarely obtained. The NCERT solutions of the units and measurements class 11 include examples to tell how to find the maximum possible error in a result derived from multiple measurements. This helps students to enhance their ability to interpret experimental results scientifically a
New answer posted
5 months agoContributor-Level 10
Dimensional analysis is a method to analyze physical quantities dimensions. It helps in deriving relationships between quantities, converting units and checking the correctness of the equations. NCERT Solutions for Units and Measurements class 11 shows how each physical quantity can be expressed, explains dimensional analysis with examples and uses base dimensions like time (T), length (L) and Mass (M). Dimensional analysis is a useful technique in verifying whether a derived formula is dimensionally consistent. This technique allows one to convert units from one system to another, especially while solving numerical problems. NCERT sol
New answer posted
5 months agoContributor-Level 10
NCERT Solutions for Class 11 Physics Chapter 1 Units and Measurements has solved the problems related to the significant figures and explained the concept with multiple examples. The significant figures are essential for expressing precision in numerical answers and measurements. The solutions will help students understand how to apply rounding-off rules, count significant digits in given values, and calculate results. NCERT solutions offer the logic behind each rule and offer step-by-step solutions for the NCERT questions on the significant figures. The solution helps the student to avoid common mistakes during calculations and builds
New answer posted
5 months agoContributor-Level 10
Class 11 Physics Chapter 1 Units and Measurements is an important chapter which lays the foundation for understanding the physical quantities in Physics. It builds a strong base for advanced physics topics. The students will learn to represent and measure different physical parameters including mass, time, length and temperature in standard units. The Units and Measurements chapter in 11th class Physics introduces students to the significant figures, the International System of Units (SI), and the estimation of errors in measurement. The concepts are significant for analysis, accurate experimentation, and problem-solving. Mastering the
New answer posted
5 months agoBeginner-Level 5
Yes, you can pursue a medical course through NEET if you have Physics, Chemistry, Biology (or Biotechnology), and English as core subjects in your 12th grade, even if you also have Information Practice as another subject. The key is that Biology (or Biotechnology) is a requirement for NEET eligibility.
New answer posted
5 months agoContributor-Level 10
In the Carnot engine, the maximum possible efficiency operates between two temperatures. It is an ideal heat engine. The efficiency of the Carnot engine only depends on the temperatures of the heat source including T1 and T2. These temperatures should be in Kelvin. No real engine can exceed the efficiency of the Carnot engine.
New answer posted
5 months agoContributor-Level 10
The temperature remains constant in an isothermal process where heat flows in or out to maintain it. However, no heat exchange occurs in an adiabatic process. Changes to the internal energy happens only from work done.
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