Neco Model Questions Vol1 2022 Physics Question 2

Practice essay / theory question 2 from the 2022 Neco Model Questions Vol1 Physics examination. This question covers Scalars and Vectors, Displacement, Speed and velocity .

Neco Model Questions Vol1 2022 Physics Essay / Theory

Topics: Scalars and Vectors Displacement Speed and velocity

Question 2 NECO_MODEL_QUESTIONS_VOL1 • 2022 • PHYSICS • essay

A car travels in three straight‑line segments as follows: 150 km due north, then 200 km due east, and finally 120 km due south. The total time taken for the whole journey is 5.0 h.

Question Parts

( a )

Express each leg of the journey as a vector in component form (i.e. using the unit vectors \(\hat i\) for east and \(\hat j\) for north).

( b )

Find the resultant displacement of the car.

( c )

Calculate (i) the total distance travelled, (ii) the average speed, and (iii) the average velocity vector (in component form). Then briefly explain why speed is a scalar whereas velocity is a vector.

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About This Question

This is Neco Model Questions Vol1 2022 Physics Question 2. It is one of the essay questions from the 2022 Neco Model Questions Vol1 Physics examination.

The question covers Scalars and Vectors, Displacement, Speed and velocity .

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