Physics Two Dimensional Motion Question 222

Question: An aeroplane flying 490 m above ground level at 100 m/s, releases a block.How far on ground will it strike

Options:

A) 0.1 km B) 1 km C) 2 km D) None

Show Answer

Answer:

Correct Answer: B

Solution:

[b] $ S=u\times \sqrt{\frac{2h}{g}}=100\times \sqrt{\frac{2\times 490}{9.8}}=1000,m=1,km $