Question 481:

• JAMB 1988

Which of the following are the correct SI units of the quantities indicated? i.N(Force) II. Mn^-1 (Torque) iii. watt(Power) iv. kgms^-2

A. I and ii only
B. I, ii and iii only
C. I, ii, and iv only
D. I and iii only

Question 482:

• JAMB 1988

Which of the following are the correct SI units of the quantities indicated? i.N(Force) II. Mn^-1 (Torque) iii. watt(Power) iv. kgms^-2

A. I and ii only
B. I, ii and iii only
C. I, ii, and iv only
D. I and iii only

Question 483:

• JAMB 1988

A lorry travels 10km northwards, 4km eastwards, 6km southwards, 4km westwards to arrive at a point T. What is the total displacement?

A. 6km south
B. 4km north
C. 6km north
D. 4km east

Question 484:

• JAMB 1988

Two forces whose resultant is 100N, are at right angle to each other. If one of them makes an angle 30^o with the resultant, determine its magnitude.

A. 8.66N
B. 50.0N
C. 57.7N
D. 86.6N

Question 485:

• JAMB 1988

Which of the following quantities are scalars? i. Electrical potential ii. Torque iii. Momentum iv. Kinetic energy

A. Ii and iii only
B. I and ii only
C. Iii and iv only
D. I and iv only