Q.
An aeroplane moving horizontally with a speed of 180 Km/hr drops a food packet while flying at a height of 500 m. the horizontal range is
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a
180 m
b
980 m
c
500 m
d
670 m
answer is C.
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Detailed Solution
S=ut+12gt2⇒500=12.10.t2⇒t=10sec⇒x=180×518×10=500m
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