DFV 20143 PHYSICS TEST 1 JD2023

Define the vector quantity and scalar quantity?

Identify either the following statements are scalar or vector quantities:

The length of a swimming pool. [ Vector / Scalar ]

Identify either the following statements are scalar or vector quantities:

A tiger running 18m/s at due north. [ Vector / Scalar ]

Identify either the following statements are scalar or vector quantities:

The free-fall acceleration. [ Vector / Scalar ]

Identify either the following statements are scalar or vector quantities:

The friction between a car and the road. [ Vector / Scalar ]

Determine a dimension (Dimensional Analysis) and the S.I. unit for the following:

Area

Determine a dimension (Dimensional Analysis) and the S.I. unit for the following:

Acceleration

Determine a dimension (Dimensional Analysis) and the S.I. unit for the following:

Force

The expected value of the dc voltage to be measured is 5V. However, the measurement gives a value of 3.2V. Calculate: Absolute error Percentage error Relative accuracy Percentage accuracy

Define the 1-dimensional motion?