Scalars and Vectors - Jamb Physics Past Questions and Answers

Question 21:

• JAMB 2013

The resultant of two forces is 50N. If the forces are perpendicular to each other and one of them makes an angle 0f 30^o with the resultant, find its magnitude.

A. 100.0N
B. 57.7N
C. 43.3N
D. 25.0N

Question 22:

• JAMB 2013

The pair of physical quantities that are scalar only are ?

A. Volume and area
B. Moment and momentum
C. Length and displacement
D. Impulse and time

Question 23:

• JAMB 2014

A quantity which requires magnitude and direction to be specified is

A. Temperature
B. Distance
C. Displacement
D. Mass

Question 24:

• JAMB 2014

I Electrical potential, II Torque, III Kinetic Energy, IV Momentum. Which of the quantities listed are vectors?

A. II and IV
B. I and II
C. I and III
D. II and III

Question 25:

• JAMB 2015

A vector quantity can only be completely described when ......... and ............are mentioned.

A. Magnitude and motion
B. Magnitude and direction
C. Distance and specified displacement
D. Moment and momentum