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JEE Main Physics Class 11 Laws of Motion Part 2 Questions
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© examsnet.com
Question : 82
Total: 91
A mass of
10
kg
is suspended vertically by a rope of length
5
m
from the roof. A force of
30
N
is applied at the middle point of rope in horizontal direction. The angle made by upper half of the rope with vertical is
θ
=
tan
−
1
(
x
×
10
−
1
)
. The value of
x
is____(Given,
g
=
10
m
∕
s
2
)
[27-Jun-2022-Shift-2]
Your Answer:
Validate
Solution:
T
cos
θ
=
m
g
T
cos
θ
=
100
N
T
s
i
n
θ
=
30
⇒
T
s
i
n
θ
T
cos
θ
=
30
100
⇒
tan
θ
=
3
10
∴
x
=
3
© examsnet.com
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