MP Board · Class 11 · Physics · GravitationThe orbital speed of a satellite orbiting close to the surface of the Earth is approximately:
Step-by-Step Solution
Orbital velocity $v_o = \sqrt{g R} = \sqrt{9.8 \times 6.4 \times 10^6} \approx 7.92\text{ km/s} \approx 8\text{ km/s}$.
Detailed Options Breakdown
Option : $11.2\text{ km/s}$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Gravitation.
Option 1: $7.92\text{ km/s}$ (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: $3.1\text{ km/s}$
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Gravitation.
Option 3: $15\text{ km/s}$
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.