BHU-PET SERIES Physics
Relativity
3 previous year questions.
Volume: 3 Ques
Yield: Medium
High-Yield Trend
3
2019 Chapter Questions 3 MCQs
01
PYQ 2019
medium
physics ID: bhu-pet-
A clock keeps correct time. With what speed should it be moved relative to an observer so that it may seem to lose 20 sec in 100 sec?
1
m/sec
2
m/sec
3
m/sec
4
m/sec
02
PYQ 2019
medium
physics ID: bhu-pet-
With what velocity should an electron move so that its kinetic energy equals its rest mass energy?
1
2
3
4
03
PYQ 2019
easy
physics ID: bhu-pet-
If the volume of a cube of side is as observed by an observer at rest relative to it, the volume as observed from a reference frame moving with uniform velocity in a direction parallel to an edge of the cube will be: