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Question 5330
NEET Physics · Medium

Motion in a Plane: Projectile Applications MCQ

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Projectile ApplicationsMediumQuestion 5330

Question

For two complementary angles (θ and 90°−θ), the product of times of flight T₁×T₂ is:
  1. A
    2R/g
    Correct
  2. B
    R/g
  3. C
    4R/g
  4. D
    R/2g

Correct answer

2R/g

Explanation

T₁×T₂ = (2usinθ/g)×(2ucosθ/g) = 4u²sinθcosθ/g² = 2u²sin2θ/g² = 2R/g.

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