Vectors and scalars - Study guides, Revision notes & Summaries

4th TSSA Part A Unit 1 Exam Questions and Answers (4-009-2.3) The ability of a body to do work due to its motion is called ____________ energy. - Answer-Kinetic (4-009-1.7) The change of position (in meters) per unit time is: - Answer-Velocity (4-015-1.5) The force of friction is: - Answer-Not affected by the area of the two surfaces in contact. (4-012-1.11) With reference to scalars and vectors, a space diagram: - Answer-Illustrates a system of vectors. (4-016-3.3) A 1.5m long r...

ABSA 4TH CLASS PART A REVIEW QUESTIONS AND ANSWERS 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 ...

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 direct ...

Math 218 Unit 1 Exam with Questions and Answers how to separate <v -w, v-w> ANSWER foil method 1. <v, v-w> - <w, v-w> 2. <v,v> - <v, w> - <w,v> - <w,w> 3. ||v||^2 + ||w||^2 - 2<v,w> another word for transpose ANSWER involution trace of a matrix ANSWER sum of diagonal entries, linear operation diagonal matrix ANSWER a square matrix whose entries not on the main diagonal are all zero rank one matrix ANSWER if every column is a mult...

AQA A Level Physics Mechanics Exam Questions With Correct Answers Difference between a scalar and a vector - answervector has magnitude (size) and direction, whereas scalar only has magnitude (size). Examples of scalars - answerspeed, mass, time, energy, power Examples of vectors - answerdisplacement, velocity, acceleration, force, weight Adding perpendicular vectors by calculation - answerdraw vectors as a right angled triangle use pythagoras' theorem to find magnitude of resultant ve...

AQA A Level Physics Mechanics Exam Questions and Answers 100% Solved Difference between a scalar and a vector - vector has magnitude (size) and direction, whereas scalar only has magnitude (size). Examples of scalars - speed, mass, time, energy, power Examples of vectors - displacement, velocity, acceleration, force, weight Adding perpendicular vectors by calculation - draw vectors as a right angled triangle use pythagoras' theorem to find magnitude of resultant vector use trigonome...

ABSA 4TH CLASS PART A REVIEW 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 effort moves a distance of 8m and the effici...

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...

____________ are quantities that have magnitude and direction (displacement, acceleration, force, momentum) correct answer: Vectors _____________ are quantities that have magnitude only (speed, distance, energy) correct answer: Scalars Vectors and scalars can not be ____________ but they can be _____________ together. correct answer: added, multiplied Multiplying a vector by a ___________ scalar can change only it's magnitude. correct answer: positive Multiplying a vector by a _...

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 direct ...