⇦ | ⇨ |
3 persons are initially at the 3 corners of an equilateral triangle whose side is equal to d. Each person now moves with a uniform speed v in such a way that the first moves directly towards the second and second directly towards the 3rd and 3rd directly towards the first. 3 persons will meet after a time equal to
Options
(a) d/v s
(b) 2d/3v s
(c) 2d/v√3 s
(d) d/v√3 s
Correct Answer:
2d/3v s
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A boy playing on the roof of a 10m high building throws a ball with a speed
- Maximum range for a projectile motion is given as R. The maximum height will be
- Two spherical nuclei have mass numbers 216 and 64 with their radii R₁ and R₂,
- A 220 volts input is supplied to a transformer. The output circuit draws
- The excess pressure inside one soap bubble is three times that inside a second soap bubble
Topics: Motion in Straight Line
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A boy playing on the roof of a 10m high building throws a ball with a speed
- Maximum range for a projectile motion is given as R. The maximum height will be
- Two spherical nuclei have mass numbers 216 and 64 with their radii R₁ and R₂,
- A 220 volts input is supplied to a transformer. The output circuit draws
- The excess pressure inside one soap bubble is three times that inside a second soap bubble
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
D=UT+1/2AT2
U=0 (GIVEN)
D=1/2AT2
2D/A=T2
V2=U2+2AS (3PERSONS)
(U=0)
(3V)2==2AS
9V2/2D=A
2D/A=T2
2D*2D/9V2==T2
T==2D/3V