Mathematics

Question 1

1Vectors (2, 1) and (4, 2) are parallel.

Medium

A. True B. False

Question 2

2If a = (6, 0) and b = (4, 2), find a + b.

Easy

A. (10, 2) B. (24, 0) C. (8, 4) D. (2, −2)

Question 3

3Two vectors are equal if they have

Medium

A. the same magnitude only B. the same starting point only C. different directions D. the same magnitude and direction

Question 4

4Which of these is a scalar quantity?

Easy

A. displacement B. velocity C. force D. distance

Question 5

5If a = (3, 3) and b = (−1, −3), find a − b.

Medium

A. (4, 6) B. (2, 0) C. (6, 4) D. (−4, −6)

Question 6

6If a = (6, −5) and b = (−6, 5), find a + b.

Easy

A. (12, −10) B. (11, −11) C. (0, 0) D. (−36, −25)

Question 7

7Speed is a vector quantity.

Easy

A. True B. False

Question 8

8The magnitude of (3, 4) is 5.

Easy

A. True B. False

Question 9

93(1, −2) = (3, −2).

Easy

A. True B. False

Question 10

10(3, 4) + (1, −4) = (4, 0).

Easy

A. True B. False