Numeicals Covered:
1. A helicopter is ascending It the rate of 12 m/s . At a height of 80 in above the ground, a package is dropped. How long does the package take to reach the ground?
2. Two tug boats are towing a ship each exerts a force of 6000 N, and the angle between two ropes is 60°. calculate the resultant force on the ship?
3. A car starts from rest and moves with a constant acceleration. During the 5th second of its motion, it covers a distance 36 meters. Calculate: (a) acceleration of the car (b) the total distance covered by the car during this time.
4. Show that the range of projectile at complementary angles are same with examples?
5.At what angle the range of projectile is equal to the height of projectile.
6. A marter shell is fired at a ground level target 500 m distance with an initial velocity of 90 m/s. What is the launch angle?
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