A projectile is launched with initial velocity v0 at an angle of 30° above the horizontal. If a second projectile is launched with the same initial velocity but at angle of 60° above the horizontal.

A) The range of the second projectile will be twice that of the first.

B) The range of the second projectile will be 1.41 that of the first.

C) The range of the second projectile will be one-half that of the first.

D) The ranges of the two projectiles will be identical.

E) It is impossible to compare the ranges of the two projectiles.

**EXPERT ANSWER**

**Answer :**B) 45° above the horizontal

**Answer :**E) 90° above the horizontal

**Answer :**D) Its range will quadruple.

A projectile is launched with initial velocity v0 at an angle of 30° above the horizontal. If a second projectile is launched with the same initial velocity but at angle of 60° above the horizontal.

A) The range of the second projectile will be twice that of the first.

B) The range of the second projectile will be 1.41 that of the first.

C) The range of the second projectile will be one-half that of the first.

D) The ranges of the two projectiles will be identical.

E) It is impossible to compare the ranges of the two projectiles.

**Answer :**D) The ranges of the two projectiles will be identical.

**Answer : **D) 60°