Kinematics Question 672
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}}=1000m=1km $
