Question

When acceleration is in opposite direction to velocity, ___ .

• A. velocity increases.
• B. velocity decreases.
• C. velocity remains constant.
• D. velocity is zero.

Answer 1

The correct option is B

velocity decreases.

Acceleration = Rate of change of velocity.
When acceleration is in opposite direction to velocity, it is called as negative acceleration or retardation. Retardation causes velocity to decrease.