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Question 350009
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Three Dimensional Geometry: JEE Main MCQ

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JEE MainHardQuestion 350009

Question

The distance between parallel planes 2x+y+2z=5 and 2x+y+2z=11 is:
  1. A
    2
    Correct
  2. B
    6/3 = 2
  3. C
    3
  4. D
    6

Correct answer

2

Explanation

Distance = |d₁−d₂|/√(a²+b²+c²) = |5−11|/√(4+1+4) = 6/3 = 2.

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