# Pre Employment Math Test for Engineering Jobs FAQ PDF Download

Learn pre employment math test for engineering jobs FAQ, engg math FAQ, competency based interview questions with MCQs based online test prep. These frequently asked questions has multiple choice questions (MCQ), engg math quiz questions and answers: in z=r(cosθ+isinθ), r is called , answer key with options absolute value, primary value, secondary value and polar value for competitive exam preparation. Free FAQ, situational interview questions are to learn pre employment math test for engineering jobs quiz online with MCQs to practice test questions with answers.

## FAQ: Pre Employment Math Test for Engineering Jobs PDF Download

MCQ: In z=r(cosθ+isinθ), r is called

1. absolute value
2. primary value
3. secondary value
4. polar value

A

MCQ: Subtraction is inverse operation of

1. addition
2. division
3. multiplication
4. inversion

A

MCQ: Division is inverse operation of

1. addition
2. subtraction
3. multiplication
4. inversion

C

MCQ: Equation z=x+iy is expressed in

1. trigonometry form
2. Laplace form
3. polar form
4. absolute form

C

MCQ: I<sup>2</sup> is pure imaginary and equals to

1. 1
2. −1
3. 0.5
4. −0.5

B