From a balloon rising vertically upwards at 5𝑚/𝑠 a stone is thrown up at 10 𝑚/𝑠 relative to the balloon. Its velocity with respect to ground after 2 𝑠 is (assume 𝑔 = 10𝑚/𝑠 2 )

April 10, 2022

by Ezee_Notes

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Physics Problems

Question : From a balloon rising vertically upwards at 5𝑚/𝑠 a stone is thrown up at 10 𝑚/𝑠 relative to the balloon. Its velocity with respect to ground after 2 𝑠 is (assume 𝑔 = 10𝑚/𝑠 2 )

(A) 0

(B) 20 m/s

(D) 5 m/s

Answer : option (D)

Solution :

From a balloon rising vertically upwards at 5𝑚/𝑠 a stone is thrown up at 10 𝑚/𝑠 relative to the balloon. Its velocity with respect to ground after 2 𝑠 is (assume 𝑔 = 10𝑚/𝑠 2 )