Ijmb Model Questions Vol1 2021 Physics Question 3

Practice practical question 3 from the 2021 Ijmb Model Questions Vol1 Physics examination. This question covers Motion, Uniformly accelerated motion, Experimental error .

Ijmb Model Questions Vol1 2021 Physics Practical
Topics: Motion Uniformly accelerated motion Experimental error
Question 3 IJMB_MODEL_QUESTIONS_VOL1 • 2021 • PHYSICS • practical

A low‑friction cart is released from rest at the top of a smooth inclined plane. A ticker timer set to a time interval of 0.02 s per dot records the motion on a strip of ticker paper. The distances between successive dots (in centimetres) for the first five intervals are: 2.1, 2.4, 2.8, 3.2 and 3.7. The total length of the inclined track is 1.00 m. The number of dots recorded for the cart to travel the whole 1.00 m is 23.

Question Parts

( a )
Calculate the acceleration of the cart using the ticker‑timer data. Show all intermediate steps.
( b )
Using the acceleration found in part (a), calculate the theoretical time required for the cart to travel the full 1.00 m from rest.
( c )
Determine the percentage error between the theoretical time of part (b) and the observed time obtained from the ticker (23 dots).
( d )
List two possible sources of error in this experiment and suggest one practical way to reduce each error.

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About This Question

This is Ijmb Model Questions Vol1 2021 Physics Question 3. It is one of the practical questions from the 2021 Ijmb Model Questions Vol1 Physics examination.

The question covers Motion, Uniformly accelerated motion, Experimental error .

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