Question

A stone is thrown vertically upward from the top of a tall building of height 30 m and with velocity 25m/s. It moves up and then hits the ground.
1. Determine the time taken by it to reach the top most.
2. determine the maximum height it reaches 3. State the displacement of the stone when it hits the ground
4. velocity of the stone when it hits the ground?
5. time taken for the entire trip?
6. sketch a v-t graph and s-t for the journey?​

Answer 1

7. From a square metal sheet of side 28 cm, a circular sheet is cut off. Find the radius of the largest possible circular sheet that can be cut. Also find the area of the remaining sheet. 8. Triangle ABC is right angled at A.

A stone is thrown vertically upward from the top of a tall building of height 30 m and with velocity 25m/s. It moves up and then hits the ground.

1. Determine the time taken by it to reach the top most.

2. determine the maximum height it reaches 3. State the displacement of the stone when it hits the ground

4. velocity of the stone when it hits the ground?

5. time taken for the entire trip?

6. sketch a v-t graph and s-t for the journey?