Scalars vectors Study guides, Class notes & Summaries

ABSA 4TH CLASS PART A REVIEW QUESTIONS AND ANSWERS RATED 100% CORRECT!! When applying to write a Power Engineer certificate of competency examination, the candidate must: Select one: a. Undergo mandatory drug testing b. Hold the next lower class of qualification c. Pass a criminal records check d. Pass both a written and oral examination b. Hold the next lower class of qualification A machine lifts a load of 12kN with an applied effort of 4kN. What distance will the load move if the eff...

Augmented matrix Correct Answer a+b=c d+e=f [ a b c ; d e f] Row echelon form (REF) Correct Answer 1. All nonzero rows are above any rows of all zeros, called 0-rows 2. Each leading entry (leftmost nonzero entry) of a row is in a column to the right of the leading entry of the row above it 3. All entires in a column below a leading entry are zero Reduced row echelon form Correct Answer All the rules for row echelon for plus... 1. The leading entry in each nonzero row is 1 2. Each lea...

ABSA 4A UNIT 1 Exam Questions with 100% correct Answers What system does a space diagram illustrate? a. System of scalars b. Scalar diagram c. System of vectors d. Vector diagram - answerc. System of vectors A vector quantity has: Select one: a. Both numerical size and the necessary units of the quantity b. Both direction and necessary units of the quantity c. Direction, magnitude, and necessary units of the quantity d. Magnitude and necessary units of the quantity - answerc. Directi...

ABSA Part A Practice Test Questions With Complete Answers Already Passed!!

ABSA 4A UNIT 1 Exam Questions with 100% correct Answers What system does a space diagram illustrate? a. System of scalars b. Scalar diagram c. System of vectors d. Vector diagram - answerc. System of vectors A vector quantity has: Select one: a. Both numerical size and the necessary units of the quantity b. Both direction and necessary units of the quantity c. Direction, magnitude, and necessary units of the quantity d. Magnitude and necessary units of the quantity - answerc. Directi...

IB Physics HL 2023 Update Fundamental SI units - ANS-kilogram (kg), metre (m), second (s), ampere (amp), mole (mol), kelvin (K) Random error - ANS-An unpredictable and largely uncontrollable uncertainty. (Examples include human reaction time and other forms of human measurement.) (Random errors can be reduced by taking the average of repeated measurements.) Systematic error - ANS-An error that occurs on all measurements. (An example is a zero error on a scale.) (Systematic errors can ...

ABSA Part A Practice Test Questions With Complete Answers Already Passed!! Which reference to scalars and vectors, a space diagram: a. Illustrates the position of the planets and the stars b. illustrates a system of vectors c. shows the relationship of the scalars to the vector d. illustrates a system of scalars e. shows the relationship of time to the vector B The flow of heat from molecule to molecule within a substance or from molecule of one body to those of another body in direc...

AQA GCSE Physics Foundational Vector and Scalar Exam Questions and Already Passed Answer 2023/2024 Vectors - Correct Answer Quantities that have a magnitude and direction Scalars - Correct Answer Quantities that only have a magnitude Vector Examples - Correct Answer Force, velocity, displacement, acceleration, momentum Scalar Examples - Correct Answer Speed, distance, mass, temperature, time Contact Forces - Correct Answer A force that requires 2 objects to be touching Non-Contac...

ABSA 4TH CLASS PART A REVIEW Qs & As RATED 100% CORRECT When applying to write a Power Engineer certificate of competency examination, the candidate must: Select one: a. Undergo mandatory drug testing b. Hold the next lower class of qualification c. Pass a criminal records check d. Pass both a written and oral examination -Answer-b. Hold the next lower class of qualification A machine lifts a load of 12kN with an applied effort of 4kN. What distance will the load move if the effort moves...

Prefix units Uncertainties Adding or subtracting- Add the absolute uncertainties Multiplying or dividing- Add the percentage uncertainties Raising to a power- Multiply the percentage uncertainties by the power Percentage uncertainty in the gradient uncertainty = ½(line of best fit - line of worst fit) Percentage uncertainty = uncertainty ÷ gradient of best fit line (× 100) Speed Rate of change of distance Displacement The distance an object has travelled in a given direction Veloc...