| ⇦ | 
| ⇨ |
A dust packet is dropped from 5th storey of a multi-storeyed building.In the first second of its free fall another dust packet is dropped from 7th storey 15m below the 9th storey.If both packets reach the ground at same time,then height of the building is
Options
(a) 25m
(b) 15m
(c) 20m
(d) 16m
Correct Answer:
20m
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - In gamma ray emission from a nucleus
- The temperature coefficient of resistance of an alloy used for making resistor is
- Two spherical nuclei have mass numbers 216 and 64 with their radii R₁ and R₂,
- A charge of 100 μC has a potential at a distance of 9 m is
- In intrinsic semiconductor at room temperature number of electrons and holes are
Topics: Motion in Straight Line
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In gamma ray emission from a nucleus
- The temperature coefficient of resistance of an alloy used for making resistor is
- Two spherical nuclei have mass numbers 216 and 64 with their radii R₁ and R₂,
- A charge of 100 μC has a potential at a distance of 9 m is
- In intrinsic semiconductor at room temperature number of electrons and holes are
Topics: Motion in Straight Line (93)
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
Very good effort
Very helpful for students preparing neet exam
Can give 5star