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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
- The masses of two radioactive substances are same and their half lives
- When ₉₀Th²²⁸ transforms to ₈₃Bi²¹², the number of emitted α and β particles
- A piece of marble is projected from the earth’s surface with velocity of 50 m/s
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- Which dimensions will be the same as that of time?
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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