WBJEE-JENPAS-UG SERIES Physics
Relative Velocity
2 previous year questions.
Volume: 2 Ques
Yield: Medium
High-Yield Trend
1
2023 1
2022 Chapter Questions 2 MCQs
01
PYQ 2022
medium
physics ID: wbjee-je
A heavy nucleus at rest breaks into two fragments which fly off with velocities in the ratio 3 : 1. The ratio of radii of the fragments is
1
2:1
2
3:1
3
4
02
PYQ 2023
medium
physics ID: wbjee-je
A particle moves along x-axis following the relation x = 4(t-2)+a(1-2)², where x is the distance travelled in time t. In that case, which of the following statement(s) is/are true?
1
The particle is at origin at t = 0
2
Initial velocity of the particle depends on 'a'.
3
Acceleration of the particle is 2a.
4
The particle comes to rest at t = 2-2/a