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GATE Physics 2016 Paper
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© examsnet.com
Question : 48
Total: 65
In an inertial frame of reference
S
, an observer finds two events occurring at the same time at coordinates
x
1
=
0
and
x
2
=
d
.A different inertial frame
S
′
moves with velocity v with respect to
S
along the positive x-axis. An observer in
S
′
also notices these two events and finds them to occur at times
t
′
1
and
t
′
2
and at position
x
′
1
and
x
′
2
,respectively If
Δ
t
′
=
t
′
2
−
t
′
1
,
Δ
x
′
=
x
′
2
−
x
′
1
and
γ
=
1
√
1
−
v
2
c
2
, which of the following statements is true ?
Δ
t
′
=
0
,
Δ
x
′
,
=
γ
d
Δ
t
′
=
0
,
Δ
x
′
=
d
γ
Δ
t
′
=
−
γ
v
d
c
2
,
Δ
x
′
=
γ
d
Δ
t
′
=
−
γ
v
d
c
2
,
Δ
x
′
=
d
γ
Validate
Solution:
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