Class 9 Physics Chapter 7 Gravitation Previous Year Questions (2020–2025)
Gravitation is one of the most fundamental concepts in Class 9 Physics, and mastering it is essential for CBSE board success. This comprehensive guide brings you carefully curated previous year questions from 2020–2025, aligned with the latest NCERT curriculum. Whether you're preparing for unit tests, pre-boards, or the final exam, understanding how to solve real CBSE exam questions will boost your confidence and performance. At CBSETUTOR.ai, India's most-trusted 24/7 AI tutor, we help thousands of CBSE students across the country practice these exact question types with personalized instant feedback.
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Understanding Gravitation: Key NCERT Concepts for Class 9
NCERT Chapter 7 introduces universal law of gravitation, force between two objects, gravitational field strength, and weight. Newton's law states that every mass attracts every other mass with a force proportional to their product and inversely proportional to the square of distance. Class 9 students must understand F = GMm/r². These foundational concepts directly appear in 60–70% of CBSE exam questions, making conceptual clarity non-negotiable for board success.
Common CBSE Question Patterns from Previous Years (2020–2025)
CBSE gravitation questions typically follow three patterns: definition-based short answers (1–2 marks), numerical problem-solving (3 marks), and conceptual application (5 marks). Previous year papers consistently ask about escape velocity, orbital motion, gravitational potential energy, and Kepler's laws. Students who practice these exact patterns with timed mock tests show 25–35% improvement in board performance. CBSETUTOR.ai's question bank includes marked solutions from actual CBSE papers.
How to Solve Numerical Problems on Universal Gravitation
Numerical gravitation questions require systematic approach: identify given values, write the relevant formula (F = GMm/r² or g = GM/R²), substitute carefully, and express in correct units (Newtons or m/s²). A common Class 9 mistake is confusing Earth's mass with object's mass. Practice converting units (cm to m, g to kg) before calculation. Working through 15–20 previous year numericals with step-by-step verification dramatically improves accuracy and reduces calculation errors in exams.
CBSETUTOR.ai: The AI Tutor Trusted by CBSE Families Nationwide
Over 2 lakh CBSE students across India trust CBSETUTOR.ai for personalized physics learning. Our AI tutor provides 24/7 instant doubt-solving on gravitation, works in both English and Hindi, and generates practice tests from real CBSE papers. Students using CBSETUTOR.ai for 45+ minutes weekly show measurable improvement in physics scores within 4–6 weeks. Our adaptive learning tracks weak areas and recommends targeted revision, making exam prep efficient and stress-free for entire family.
Free vs Paid Resources: What CBSE Students Need
Free NCERT textbooks and YouTube videos cover basics, but CBSE exam success demands: previous year solved papers, timed mock tests, instant feedback on mistakes, and expert doubt-solving. CBSETUTOR.ai offers a free trial covering core gravitation concepts with 5 AI-guided practice problems. Paid plans unlock 500+ previous year questions with video solutions, Hindi-medium support, and real-time performance analytics—exactly what CBSE scorers use for board preparation.
Step-by-Step Solutions to Frequently Asked CBSE Questions on Gravity
Questions like 'Why does Moon not fall on Earth?' and 'How does gravitational force vary with distance?' require conceptual clarity plus mathematical proof. NCERT Chapter 7 answers these through orbital motion and inverse-square law. Most students skip explanation and lose marks even when calculation is correct. Detailed previous year solutions show how CBSE examiners expect both formula derivation and real-world application in 5-mark answers, maximizing marks in minimal time.
Gravitation and Its Connection to Class 9 Motion & Force Chapters
Gravitation sits at the intersection of Newton's laws (Chapter 5) and motion (Chapter 8). Understanding how gravitational force causes acceleration, and how orbital velocity relates to circular motion, unlocks interconnected scoring in CBSE exams. Previous year papers test integrated concepts: calculating Earth's g using gravitational formula, deriving escape velocity from energy conservation, linking Kepler's laws to gravitational force. Topical revision must include cross-chapter practice questions.
Time Management Strategy: Solving Previous Year Gravitation Questions
A well-structured exam prep allocates 30 days to gravitation: Week 1–2 concept mastery via NCERT, Week 3 solving one previous year paper per day with solutions reference, Week 4 timed mocks without solutions then correction. Typical CBSE paper has 8–12 gravitation questions across 1, 2, 3, and 5-mark sections. Spending 15–20 minutes per question during practice builds speed for actual 90-minute physics exam. CBSETUTOR.ai's progress tracker shows daily learning and identifies remaining weak areas.
Hindi-Medium Students: NCERT Gravitation Content & Exam Preparation
Hindi-medium CBSE students have equal access to quality NCERT content, but English-based online resources create language barriers. CBSETUTOR.ai delivers full Class 9 Physics Chapter 7 in Hindi: गुरुत्वाकर्षण के सार्वभौमिक नियम, गुरुत्वीय बल, भार, etc., with previous year questions solved in Hindi. Studies show Hindi-medium students score better when learning and practice happen in mother tongue. Our AI tutor ensures no student is left behind due to language in board exam preparation.
Final Board Exam Success: Revision Checklist for Gravitation
Two weeks before CBSE board exam, use this checklist: (1) Solve all 2020–2025 previous year gravitation questions in timed condition, (2) Review mistakes in formula application and unit conversion, (3) Practice derivations of g, escape velocity, Kepler's laws, (4) Attempt 3 full-length mock papers with gravitation mixed with other chapters, (5) Clarify remaining doubts on CBSETUTOR.ai. Students completing this checklist with 90%+ accuracy consistently score 18/20 in Class 9 Physics board exams.
Frequently asked questions
What are the most important gravitation formulas for CBSE Class 9?+
Key formulas: F = GMm/r² (universal gravitation), g = GM/R² (acceleration due to gravity), W = mg (weight), v = √(GM/r) (orbital velocity), escape velocity = √(2GM/R). All appear repeatedly in previous year CBSE papers.
How many marks are allocated to gravitation in CBSE Class 9 Physics board exam?+
Gravitation contributes 12–15% of total 80 marks, typically 10–12 marks spread across 1-mark definitions, 3-mark numericals, and 5-mark conceptual problems from NCERT Chapter 7 content.
Is CBSETUTOR.ai free for Class 9 Physics practice?+
Yes, CBSETUTOR.ai offers a free trial with 5 gravitation questions, video solutions, and instant AI doubt-solving. Unlimited access to 500+ previous year papers and mock tests requires paid subscription starting at affordable monthly rates.
Can I learn gravitation in Hindi medium on CBSETUTOR.ai?+
Absolutely. CBSETUTOR.ai supports full Hindi-medium learning for Class 9 Physics. All NCERT Chapter 7 content, previous year questions, and AI tutor interactions are available in Hindi with English translations.
What's the difference between mass and weight in gravitation?+
Mass (kg) is constant everywhere; weight is mass × g and changes with location. On Moon, weight is 1/6th of Earth weight, but mass remains same. CBSE questions test this distinction heavily in 2–3 mark answers.
How can I score full marks in 5-mark gravitation questions?+
Include: (1) relevant formula, (2) derivation or explanation, (3) numerical substitution if applicable, (4) correct units, (5) real-world application. Previous year solutions on CBSETUTOR.ai show exact format CBSE examiners expect.
What is escape velocity and why is it important for CBSE exams?+
Escape velocity is minimum speed needed to leave planet's gravitational field without propulsion (≈11.2 km/s for Earth). It's derived from energy conservation and appears in 3–5 mark questions, testing both formula and conceptual understanding of gravity.
How do I use CBSETUTOR.ai to improve my gravitation marks from 8/12 to 11/12?+
Start with free trial, identify weak areas (numericals vs. concepts), use AI tutor for instant doubt-solving, solve 2–3 previous year papers weekly with corrections, attempt timed mocks, and track progress. Most students improve 3–4 marks within 3 weeks.
Related resources
Class 9 Physics Chapter 7: Motion – Complete Notes, Definitions & ExamplesNCERT Solutions for Class 9 Physics Chapter 9: Gravitation (Complete Guide)Online Class 9 Physics Tutor in Mumbai — 24/7 AI Coaching at ₹9,999/MonthNCERT Solutions for Class 9 Physics Chapter 7: Motion – Complete Solved GuideNCERT Solutions for Class 9 Physics Chapter 8: Force and Laws of MotionClass 9 Physics Chapter 8: Force and Laws of Motion – Complete Notes & Revision GuideOnline Class 9 Physics Tutor in Delhi — 24/7 AI Coaching for CBSE Board SuccessClass 9 Mathematics Chapter 5 'I'm Up and Down, and Round and Round' Previous Year Questions (2020–2025)
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