9 Questions
| Total Attempts: 109

Questions and Answers

- 1.
- A.
50m/s

- B.
86.6m/s

- C.
90 m/s

- D.
100m/s

- 2.
- A.
127m

- B.
254m

- C.
382m

- D.
441m

- 3.A cannon fires a 1kg cannonball with a velocity of 100m/s at 60 degrees to the horizontal and from a cliff which is 20m above sea level Find the vertical component of the velocity when the cannon ball hits the water.
- A.
84.3 m/s

- B.
86.6 m/s

- C.
88.8 m/s

- D.
92.4 m/s

- 4.A cannon fires a 1kg cannonball with a velocity of 100m/s at 60 degrees to the horizontal and from a cliff which is 20m above sea level Find the time taken for the cannon ball to hit the water.
- A.
14.6 s

- B.
16.6 s

- C.
17.9 s

- D.
19.4 s

- 5.A cannon fires a 1kg cannonball with a velocity of 100m/s at 60 degrees to the horizontal and from a cliff which is 20m above sea level What is the horizontal component of the velocity?
- A.
13.4 m/s

- B.
50 m/s

- C.
86.6 m/s

- D.
96.2 m/s

- 6.A cannon fires a 1kg cannonball with a velocity of 100m/s at 60 degrees to the horizontal and from a cliff which is 20m above sea level How far does the cannon ball travel in the horizontal direction before it hits the water (the range)
- A.
870m

- B.
895m

- C.
945m

- D.
999m

- 7.
- A.
50 m/s

- B.
86.6 m/s

- C.
100.0 m/s

- D.
101.9 m/s

- E.
107.7 m/s

- 8.A cannon fires a 1kg cannonball with a velocity of 100m/s at 60 degrees to the horizontal and from a cliff which is 20m above sea level Given that you know the final horizontal component of the velocity (50m/s) and the final vertical component of the velocity (88.8 m/s), resolve these to give the magnitude of the final velocity.
- A.
50 m/s

- B.
86.6 m/s

- C.
100 m/s

- D.
101.9 m/s

- E.
110.1 m/s

- 9.Are there any parts of the the cause problems?