2015 - JAMB Physics Past Questions and Answers - page 7
61
Volatile liquids usually
A
Have high boiling points
B
have low boiling points
C
have high densities
D
have high melting points
62
When a man moves toward a plane mirror at a speed of 6m/s, the distance the man and his image increased at a speed of?
A
2 m/s
B
4 m/s
C
12 m/s
D
14 m/s
63
Which of the following instrument is most accurately for comparing electromotive force (e.m.f) of two cells?
A
Voltmeter
B
Meter rule
C
Galvanometer
D
Potentiometer
64
In an inelastic collision
I. Energy is conversed
II. Energy is decreased
III. Energy is increased
IV. Linear momentum conversed
I. Energy is conversed
II. Energy is decreased
III. Energy is increased
IV. Linear momentum conversed
A
I only
B
II and IV only
C
II only
D
III only
65
In which of the following device in the expansion of solid is a disadvantages?
I. Simple pendulum
II. Fire alarms
III. Thermostat
IV. Bimetallic thermometer
I. Simple pendulum
II. Fire alarms
III. Thermostat
IV. Bimetallic thermometer
A
III only
B
II & III only
C
I only
D
II, III & IV only
66
The normal temperature of human body is record at what ranges?
A
27°C to 43°C
B
30°C to 40°
C
98.4°C only
D
Between 35°C to 37°C
67
The property of a body to remain at rest or to continue to move in a straight line is known as
A
force
B
Impulse
C
Energy
D
Inertia
68
Momentum and Kinetic energy are conserved in
A
Inelastic collision
B
Elastic collision
C
Explosion
D
Spacecraft
69
An alternating current with a frequency of 100HZ has a period of
A
0.03sec
B
0.01sec
C
0.04sec
D
0.15sec
70
If the volume of a gas is recoded as 76cm3 at a temperature of 27°C with a pressure of 800mmHg. What will be the volume of the gas at S.T.P?
A
36.2cm3
B
25.7cm3
C
72.8cm3
D
24.3cm3
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