An aeroplane moving horizontally with a speed of 720 𝑘𝑚/ℎ drops a food pocket, while flying at a height of 396.9 𝑚. The time taken by a food pocket to reach the ground and its horizontal range is (Take 𝑔 = 9.8 𝑚/ 𝑠𝑒𝑐2 )

Question: An aeroplane moving horizontally with a speed of 720 𝑘𝑚/ℎ drops a food pocket, while flying at a height of 396.9 𝑚. The time taken by a food pocket to reach the ground and its horizontal range is (Take 𝑔 = 9.8 𝑚/ 𝑠𝑒𝑐2 )

(A) 3 𝑠𝑒𝑐 and 2000 m

(B) 5 𝑠𝑒𝑐 and 500 m

(C) 8 𝑠𝑒𝑐 and 1500 m

(D) 9 𝑠𝑒𝑐 and 1800 m

Answer: option (D)

Solution:

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