**Question :** A stone is shot straight upward with a speed of 20 𝑚/𝑠𝑒𝑐 from a tower 200 𝑚 high. The speed with which it strikes the ground is approximately

(A) 60 𝑚/𝑠𝑒𝑐

(B) 65 𝑚/𝑠𝑒𝑐

(C) 70 𝑚/𝑠𝑒𝑐

(D) 75 𝑚/𝑠𝑒c

**Answer :** option (B)

**Solution :**

with
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**Question :** A stone is shot straight upward with a speed of 20 𝑚/𝑠𝑒𝑐 from a tower 200 𝑚 high. The speed with which it strikes the ground is approximately

(A) 60 𝑚/𝑠𝑒𝑐

(B) 65 𝑚/𝑠𝑒𝑐

(C) 70 𝑚/𝑠𝑒𝑐

(D) 75 𝑚/𝑠𝑒c

**Answer :** option (B)

**Solution :**