MP Board · Class 11 · Physics · GravitationAccording to Kepler's third law, the square of time period of revolution ($T^2$) of a planet is proportional to:
Step-by-Step Solution
Kepler's law of periods states $T^2 \propto a^3$, where $a$ is the semi-major axis of the elliptical orbit.
Detailed Options Breakdown
Option : $a$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Gravitation.
Option 1: $a^2$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Gravitation.
Option 2: $a^3$ (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: $a^{-1}$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Gravitation.
💡 Study Guide: This question tests core syllabus concepts from Gravitation. For formulas, key summaries, and mock exam reference guides, read the full Gravitation Revision Notes.