6. A projectile launched at a greater angle from the origin has a ____ range.
a. constant
b. longer
c. shorter
d. zero
7. Which of the following statements is/are TRUE of projectiles?
I. A projectile has both a horizontal and vertical component of motion
II. The horizontal component is a uniform motion
III. The smaller the angle of release, the longer is the range of the projectile
IV. The faster the initial speed, the shorter is the height of reach
a. I and II only
b. I and III only
c. III and IV only
d. II and III only
8. Which of the following is TRUE of the relationship between angle of release and range of projectile?
I. complementary angles have the same range
II. Supplementary angles have the same range
III. Projectiles released at 45° have the longest range
IV. Projectiles released greater than 45° have no range
9. Which of the following pairs of angles have the same range?
a. 25° and 75°
b. 15° and 85°
c. 5° and 60°
d. 35° and 55°
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Answer:
6.A
7. B
8. lll
9. D
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