Jamb Physics 2018 Past Questions and Answers

Question 41:

• JAMB 2018

Which of the following diagrams represents correctly an n-p-n transistor?

i.

ii.

iii.




A. I
B. Ii
C. Iii
D. None of the above

Question 42:

• JAMB 2018

choose the option that best completes the gaps. All God’s prophets were given the great...

A. Commision
B. Commition
C. Comission
D. Commission

Question 43:

• JAMB 2018

The inner diameter of a small test tube can be measured accurately using a

A. Micrometres screw gauge
B. Pair of dividers
C. Metre rule
D. Pair of vernier calliper

Question 44:

• JAMB 2018

A pulley system has three pulleys in the fixed block and two in the movable block and if the pulley has an efficiency of 72%, the mechanical advantage of the system is?

A. 36.0
B. 7.2
C. 5.0
D. 3.6

Question 45:

• JAMB 2018

When an atom loses or gain a charge it becomes

A. An electron
B. An ion
C. A neutron
D. A proton