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NEET 2021 Model Test Paper 6
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© examsnet.com
Question : 30
Total: 180
Figure shows two ships moving in x-y plane with velocities
V
A
and
V
B
.
The ships move such that
B
always remains north of A. The ratio
V
B
V
A
is equal to :-
cos θ
sin θ
sec θ
cosec θ
Validate
Solution:
v
B
cos
θ
=
v
A
for 'B' to remain north of 'A'
v
B
v
A
=
1
cos
θ
=
sec
θ
© examsnet.com
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