Question

Let E₁ and E₂ denotes gravitational field at distance ‘r₁’ and ‘r₂’ from axis of infinitely long solid cylinder of radius ‘R’. Which of the following must hold true –

• A. E₁ < E₂ if r₁ < r₂ < R
• B. E₁ > E₂ if R < r₁ < r₂
• C. E₁ > E₂ if r₁ = R – E, r₂ = R + E (E is positive constant < R)
• D. All of the above

Answer 1

Answer: (D)

All of the above

Answer 2

Graph of gravitational field versus distance from axis for a solid cylinder