CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
Question

A particle strikes a horizontal smooth floor with a velocity a making an angle θ with the floor and rebounds with velocity v making angle ϕ with the floor. The coefficient of restitution between the particle and the floor is e.

A
The impulse delivered by the floor to the body is (1+e)sinθ
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
tanϕ=etanθ
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
v=u1(1e2)sin2θ
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
The ratio of final kinetic energy to the initial kinetic energy is cos2θ+e2sin2θ
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is B tanϕ=etanθ
αcosθ=vcosϕ(1)e=vsinϕαsinθe=cosθinϕcosϕsinθe=tanϕtanθtanϕ=tanθHence,theoptionBiscorrect.
1236471_1015009_ans_0116e20da664477c8ea5249d7edbd55d.png

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Realistic Collisions
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon