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MMLU / A car moving with speed v reaches the foot of an incline of angle θ. The car…

Problem

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question

A car moving with speed v reaches the foot of an incline of angle θ. The car coasts up the incline without using the engine. Neglecting friction and air resistance, which of the following is correct about the magnitude of the car’s horizontal acceleration ax and vertical acceleration ay?

choices

  1. ax = 0; ay < g
  2. ax = 0; ay = g
  3. ax < g; ay < g
  4. ax < g; ay = g

subject

high_school_physics

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Source and history

Official source

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