Scalars and Vectors - Jamb Physics Past Questions and Answers

Question 16:

• JAMB 2006

The component of vector X along the direction of vector Y is zero when

A. X and Y are in opposite directions to each other
B. X is at an angle of 45° to Y
C. X is perpendicular to Y
D. X and Y are parallel to each other

Question 17:

• JAMB 2008

Which of the following is NOT a vector quantity?

A. Altitude
B. Acceleration
C. Displacement
D. Weight

Question 18:

• JAMB 2011

The diagram above shows two vectors at right angles to each other. The value of the resultant vector is

A. 14.0 N
B. 10.0 N
C. 12.0 N
D. 13.0 N

Question 19:

• JAMB 2012

The resultant of two forces acting on an object is maximum if the angle between them is

A. 45°
B. 0°
C. 90°
D. 180°

Question 20:

• JAMB 2012

Which of the following consists entirely of vector quantities?

A. Velocity, magnetic fulx and reaction
B. Tension, magnetic flux and mass
C. Displacement, impulse and power
D. Work, pressure and moment