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Units and Measurements

CBSE · Class 11 · Physics

Flashcards for Units and Measurements — CBSE Class 11 Physics. Quick Q&A cards covering key concepts, definitions, and formulas.

147 questions72 flashcards5 concepts

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72 Flashcards
Card 1Introduction to measurement

What is measurement in physics?

Answer

Measurement of any physical quantity involves comparison with a certain basic, arbitrarily chosen, internationally accepted reference standard called unit. A measured result is written as a number wit…

Card 2मापन का परिचय

भौतिकी में मापन क्या है?

Answer

किसी भी भौतिक राशि के मापन में एक निश्चित, मनमाने ढंग से चुने गए, अंतरराष्ट्रीय रूप से स्वीकृत संदर्भ मानक, जिसे इकाई कहते हैं, से तुलना की जाती है। मापा गया परिणाम एक संख्या और एक इकाई के रूप में लिख…

Card 3इकाइयों की प्रणालियाँ

मूल इकाइयाँ और व्युत्पन्न इकाइयाँ क्या हैं?

Answer

मूल इकाइयाँ मूल या आधार राशियों की इकाइयाँ होती हैं। व्युत्पन्न इकाइयाँ व्युत्पन्न राशियों के लिए मूल इकाइयों को मिलाकर प्राप्त की जाती हैं। मूल और व्युत्पन्न इकाइयों के पूर्ण सेट को इकाइयों की प्रणाल…

Card 4Systems of units

What are base units and derived units?

Answer

Base units are the units for fundamental or base quantities. Derived units are obtained by combining base units for derived quantities. A complete set of base and derived units is called a system of u…

Card 5SI base units

Name the SI base units for length, mass, and time.

Answer

Length: metre (m)\nMass: kilogram (kg)\nTime: second (s)…

Card 6SI मूल इकाइयाँ

लंबाई, द्रव्यमान, और समय के लिए SI मूल इकाइयों के नाम बताइए।

Answer

लंबाई: मीटर (m)\nद्रव्यमान: किलोग्राम (kg)\nसमय: सेकंड (s)…

Card 7SI मूल इकाइयाँ

विद्युत धारा, तापमान, पदार्थ की मात्रा, और ज्योति तीव्रता के लिए SI मूल इकाइयाँ बताइए।

Answer

विद्युत धारा: ऐम्पियर (A)\nऊष्मागतिक तापमान: केल्विन (K)\nपदार्थ की मात्रा: मोल (mol)\nज्योति तीव्रता: कैंडेला (cd)…

Card 8SI base units

State the SI base units for electric current, temperature, amount of substance, and luminous intensity.

Answer

Electric current: ampere (A)\nThermodynamic temperature: kelvin (K)\nAmount of substance: mole (mol)\nLuminous intensity: candela (cd)…

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What are the important topics in Units and Measurements for CBSE Class 11 Physics?
Units and Measurements covers several key topics that are frequently asked in CBSE Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Units and Measurements — CBSE Class 11 Physics?
Understand the core concepts first, then work through the 147 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
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There are 72 flashcards for Units and Measurements covering key definitions, formulas, and concepts. Use them daily for 10–15 minutes for best results.

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