6.1 – Investigating Accelerated Motion Using a Trolley or Rider (Leaving Cert Physics): Quizzes

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6.1 – Investigating Accelerated Motion Using a Trolley or Rider
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What is the primary goal of both experimental methods for investigating accelerated motion?

Verify equations of uniformly accelerated motion

What frequency does the ticker timer operate at in Method A?

50 Hz

Why must the runway and trolley wheels be cleaned in Method A?

To remove dirt that might affect motion

What is the formula for initial velocity in Method A using ticker timer?

u=s1n/50u = \frac{s_1}{n/50}

How can you tell a trolley was accelerating from examining ticker tape?

Spaces between dots get progressively larger

Which error source in Method A can prevent wheels from rotating freely?

Wheel rotation issues

What should you do with the first few dots on the ticker tape in Method A?

Ignore them as they are blurred

How is the air track levelled correctly in Method B?

Until rider moves smoothly without drifting

What is the formula for acceleration in Method B using timing gates?

a=v2−u22sa = \frac{v^2 - u^2}{2s}

How must the card be oriented on the rider in Method B for accurate timing?

Parallel to direction of motion

What equipment creates acceleration in Method B on the air track?

Weights connected via thread and pulley

How can accuracy be improved in both experimental methods?

Repeat with different acceleration values

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