Physics 2018 JAMB Past Questions

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What is the resultant resistance of the circuit in the image shown?

A. 8Ω
B. 11Ω
C. 4Ω
D. 3.6Ω

View Answer & Discuss (9) JAMB 2018

Which of the following best describes the energy changes which take place when a steam engine drives a generator which lights a lamp?

A. heat ----> Light----> Sound ----> Kinetic
B. Kinetic ----> Light ----> Heat ----> Electricity
C. heat ----> Kinetic ----> Electricity ----> Heat and Light
D. electricity ----> Kinetic ----> Heat ----> Light

View Answer & Discuss (4) JAMB 2018

Cathode rays are

A. High-energy electromagnetic waves
B. protons
C. neutrons
D. streams of electrons

View Answer & Discuss (2) JAMB 2018

A narrow beam of white light can be split up into different Colours by a glass prism. The correct explanation is that

A. white light Is an electromagnetic wave
B. the prism has all the colours of the white light
C. different colours of white light travel with different speeds in glass
D. white light has undergone total Internal reflection in the prism

View Answer & Discuss (3) JAMB 2018

The diagram shown represents a block-and-tackle pulley system on which an effort of W Newtons supports a load of 120.0N. If the efficiency of the machine is 40, then the value of W is?

A. 28.0
B. 48.0N
C. 233.0N
D. 50.0N

View Answer & Discuss (14) JAMB 2018

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Physics 2018 JAMB Past Questions

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