Physics Past Questions

Updated description

2,483 questions JAMB 2483 WAEC 1904 NECO 322 CUSTOM 10
Download PHP app Ask a Question Check Syllabus Past Question Videos Topic Video Lessons

Take a test

Past Questions

2,483 questions
Question 1 of 20 2,483 total questions
Question 611
jamb 2005

The figure above shows a plot of angles of deviation through a glass prism when light is incident at θ degrees on the prism. The incident angle that produces the minimum deviation is

A20o
B18o
C35o
D25o
View Explanation & Discuss
Question 612
jamb 2005

The resistance of a piece of wire of length 20m has crossed-sectional area 8 x 10\(^{-6}\)m\(^2\)is?
[Resistivity of the wire = 4 x 10\(^{-7}\) Ω m]

A5.0 Ω
B0.5 Ω
C10.0 Ω
D1.0 Ω
View Explanation & Discuss
Question 613
jamb 2005
Two charged particles are projected into a region where there is a magnetic field perpendicular to their velocities. if the charges are deflected in opposite directions, which of the following statements is true of the charge?
Athe charge must be of opposite sign
Bpositive charges are more in number
Cthe charges are electrically neutral
Dthe charges are of the same sign
View Explanation & Discuss
Question 614
jamb 2005
The electric field intensity in a place where a charge of 10-10c experiences a force of 0.4N is?
A4.0 x 107 NC-1
B8.0 x 109 NC-1
C8.O x 10-12 NC-1
D4.0 x 109 NC-1
View Explanation & Discuss
Question 615
jamb 2005
A car battery rated 45 A H is charged with a charger whose rating is 2.5A.How long will it take to charge the battery full?
A10 hrs
B18 hrs
C20 hrs
D25 hrs
View Explanation & Discuss
Question 616
jamb 2005

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

Amagnetic octopole
Bmagnetic monopole
Cmagnetic dipole
Dmagnetic quadrupole
View Explanation & Discuss
Question 617
jamb 2005
An electric device is rated 2000 W, 250 v. The correct fuse rating of the device is?
A9 A
B8 A
C6 A
D7 A
View Explanation & Discuss
Question 618
jamb 2005

Satellite communication network makes use of?

Avisible light
Bsound wave
Cradio wave
Dinfra-red wave
View Explanation & Discuss
Question 619
jamb 2005

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

Aof the even expansion of glass
Bglass is a crystal
Cglass is a good conductor of heat
Dof the uneven expansion of glass
View Explanation & Discuss
Question 620
jamb 2005

I. Melting

II. Boiling

III. Refraction

IV. Conduction

Which combination of the above is evident of the molecular nature of matter?

AII , III and IV only
BI ,II and IV only
CI , III and IV only
DI , II and III only
View Explanation & Discuss
Question 621
jamb 2005

The process whereby a liquid turns spontaneously into vapour is called?

Aregelation
Bsublimation
Cboiling
Devaporation
View Explanation & Discuss
Question 622
jamb 2005

I. reproducibility

II. Sensibility

III. High thermal capacity

iv. High accuracy

The quantities of a good thermometer include?

AI, II and IV only
BI, III and IV only
CI, II and III only
DII, III and IV only
View Explanation & Discuss
Question 623
jamb 2005

The process whereby the molecules of different substances move randomly is called?

Acapillarity
Bsurface tension
Cosmosis
Ddiffusion
View Explanation & Discuss
Question 624
jamb 2005

A body of mass 36kg falls through a viscous liquid which offers a drag force of 260N on the body. The upthrust on the body at terminal velocity is?
[g = 10ms\(^2\)]

A100N
B620N
C50N
D310N
View Explanation & Discuss
Question 625
jamb 2005
A 3m3 volume of liquid W of density 200kgm3 is mixed with another liquid L of volume 7m3 and density 150kgm-3. the density of mixture is?
A165kgm-3
B100kgm-3
C265kgm-3
D350kgm-3
View Explanation & Discuss
Question 626
jamb 2005

When the temperature difference between the wet and dry bulbs of a hygrometer is high, this indicates that

Ait is about to rain
Bthe relative humidity is high
Cthere is plenty of sunshine
Dthe relative humidity is low
View Explanation & Discuss
Question 627
jamb 2005

which of the following materials is a conductor?

AGlass
BWax
CSodium
DPlastic
View Explanation & Discuss
Question 628
jamb 2005
The current in a reverse-biased junction is due to?
Aminority carriers
Belectrons
Cmajority carriers
Dholes
View Explanation & Discuss
Question 629
jamb 2005
A transformer is rated 240v. If the primary coil is 4000 turns and the secondary voltage 12v, determine the number of turns in the secondary coil.
A200
B100
C250
D150
View Explanation & Discuss
Question 630
jamb 2005

The ray which causes gas molecules to glow is known as

Acathode ray
Banode ray
Cmolecular ray
Dgamma ray
View Explanation & Discuss
Question Navigator
Current
MathsFaculty