Physics 2005 Jamb Past Questions and Answers

Question 26 :

• JAMB 2005

I. Melting
II. Boiling
III. Refraction
IV. Conduction
Which combination of the above is evident of the molecular nature of matter?

A. II , III and IV only
B. I ,II and IV only
C. I , III and IV only
D. I , II and III only

Question 27 :

• JAMB 2005

When very hot water is poured into two identical thin and thick glass tumblers in equal volumes, the thick one cracks because?

A. Of the even expansion of glass
B. Glass is a crystal
C. Glass is a good conductor of heat
D. Of the uneven expansion of gass

Question 28 :

• JAMB 2005

Satellite communication network makes use of?

A. Visible light
B. Sound wave
C. Radio wave
D. Infra-red wave

Question 29 :

• JAMB 2005

An electric device is rated 2000 W, 250 v. The correct fuse rating of the device is?

A. 9 A
B. 8 A
C. 6 A
D. 7 A

Question 30 :

• JAMB 2005

The north pole of a magnet can never be separated from the south pole because of the property knowledge as?

A. Magnetic octopole
B. Magnetic monopole
C. Magnetic dipole
D. Magnetic quadrupole