20.3 CHAPTER 20. VECTORS AND SCALARS
2. Which of the following contains two vectors and a scalar?
a. distance, acceleration, speed
b. displacement, velocity, acceleration
c. distance, mass, speed
d. displacement, speed, velocity
3. Two vectors act on the same point. What should the angle between them
be so that a maximum resultant is obtained?
a. 0 ◦
b. 90 ◦
c. 180 ◦
d. cannot tell
4. Two forces, 4 N and 11 N, act on a point. Which one of the following
cannot be the magnitude of a resultant?
a. 4 N
b. 7 N
c. 11 N
d. 15 NMore practice video solutions or help at http://www.everythingscience.co.za(1.) 0092 (2.) 0094 (3.) 0095 (4.) 0096
386 Physics: Mechanics