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Find out the angle of projection, if range is 4 times of maximum height
Options
(a) 60⁰
(b) 45⁰
(c) 30⁰
(d) 75⁰
Correct Answer:
45⁰
Explanation:
R=4H
2 u² sin θ cos θ/g = 4. u² sin² θ/ 2g
.·. tan θ =1
.·. θ = 45⁰
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Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If ∆Q>0 when heat flows into a system, ∆W>0 when work is done on the system
- When alpha particles captures and electron, then it becomes a
- A plane wave of wavelength 6250Å is incident normally on a slit of width 2×10⁻² cm.
- The resistance of an ammeter is 13Ω and its scale is graduated for a current
- The electric resistance of a certain wire of iron is R. If its length and radius
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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