Resolution of vectors into two perpendicular directions - Jamb Physics Past Questions and Answers

Question 1:

• JAMB 2019

If the time of flight is 96seconds, calculate the horizontal range through the point of projection.

A. 84400m
B. 69000m
C. 61440m
D. 24000m

Question 2:

• JAMB 1995

In the above fig, PQ and R are vectors, which of the following options, gives a correct relationship between the vectors

A. P = Q + R
B. P = Q - R
C. P = R - Q
D. P + Q + R = O

Question 3:

• JAMB 2002

Two force each of 10N acts on a body, one towards the north and the other towards the east.
The magnitude and the direction of the resultant force are

A. 20N, 45°E
B. 20N, 45°W
C. 10√2N, 45°W
D. 10√2N, 45°E

Question 4:

• 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