Use the following figure to answer the question :

-A rock is thrown upward at 50 degrees with respect to the horizontal.As it rises,neglecting air drag,its horizontal component of velocity
A)increases.
B)remains unchanged.
C)decreases.

Question

Use the following figure to answer the question :

-A rock is thrown upward at 50 degrees with respect to the horizontal.As it rises,neglecting air drag,its horizontal component of velocity
A)increases. 
B)remains unchanged. 
C)decreases.

Quizplus · Accepted Answer

Neglecting air drag, the horizontal component of velocity of a projectile remains unchanged throughout its motion. Therefore, the horizontal component of velocity of the rock thrown upward at 50 degrees with respect to the horizontal will remain unchanged.

Use the Following Figure to Answer the Question