| ⇦ | 
| ⇨ |
A ball is thrown vertically downwards from a height of 20 m with an initially velocity v₀. It collides with the ground, loses 50 percent of its energy in collision and rebunds to the same height. The initial velocity v₀ is (Take g=10 ms⁻²)
Options
(a) 28 ms⁻¹
(b) 10 ms⁻¹
(c) 14 ms⁻¹
(d) 20 ms⁻¹
Correct Answer:
20 ms⁻¹
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Two bodies of masses m₁ and m₂ are initially at rest at infinite distance apart
- The energy band gap is maximum in
- A wire is suspended vertically from one of its ends is stretched by attaching a weight
- The threshold wavelength for photoelectric emission from a material is 4800 Å.
- Two bulbs 40 watt and 60 watt and rated voltage 240 V are connected in series
Topics: Work Energy and Power
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two bodies of masses m₁ and m₂ are initially at rest at infinite distance apart
- The energy band gap is maximum in
- A wire is suspended vertically from one of its ends is stretched by attaching a weight
- The threshold wavelength for photoelectric emission from a material is 4800 Å.
- Two bulbs 40 watt and 60 watt and rated voltage 240 V are connected in series
Topics: Work Energy and Power (94)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply