Take on the Go
Engaging Physics Quiz
Test your knowledge in physics with this exciting quiz that covers various topics including mechanics, energy, and thermodynamics.
Challenge yourself and find out how well you understand fundamental physical concepts!
- 12 thoughtfully crafted questions
- Multiple choice format
- Instant feedback on your answers
A body of mass 25kg, moving at 3m/s on a rough horizontal floor is brought to rest after sliding through a distance of 2.5m on the floor. Calculate the coefficient of sliding friction (g =10m/s²)
0.09
0.18
0.36
0.54
A metal block of mass 5kg lies on a rough horizontal platform. If a horizontal force of 8N applied to the block through its centre of mass just slides the block on the platform, then the coefficient of limiting friction between the block and the platform is
0.16
0.63
0.8
1.6
2.00
Which of the following is not a consequence of a force field
Weight
Gravitational pull
Surface tension
Magnetic force
Electrical force
At what height above the ground must a body of mass 10kg be situated in order to have potential energy equal in value to the kinetic energy possessed by another body of mass 10kg moving with a velocity of 10m/s
5m
10m
50m
100m
500m
A catapult is used to project a stone. Which of the following energy conversions takes place as the stone is released?
Kinetic energy is converted into gravitational energy
Gravitational potential energy to kinetic energy
Elastic potential energy of catapult to kinetic energy of stone
Gravitational potential energy to elastic potential energy
Elastic potential energy of catapult to gravitational potential energy of the stone.
A solid metal cube of side 10cm is heated from 10degcelcius to 60degcelcius. If the linear expansivity of the metal is 1.2 x 10^-5 k—¹, calculate the increase in its volume
0.63cm³
1.2cm³
1.8cm³
3.63cm³
6.0cm³
The electric resistance of the element in a platinum resistance thermometer at 100degcelcius, 0degcelcius and room temperature are 75ohms, 63ohms and 64.992ohms respectively. Use these data to determine the room temperature
16.3degcelcius
17.3degcelcius
16.6degcelcius
17.6degcelcius
A brass measuring tape is correct at 20degcelcius. The value obtained when the length of a field is measured with the rule at 50degcelcius appears to be 70.5m. What is the true length of the field? Linear expansivity of brass = 1.8 x 10^-5k-¹
70m
60.46m
60.34m
70.46m
70.34m
A television (65W), a refrigerator (1.2KW), an electric kettle (650W) and ten lamps (40W each) are connected in series in a house. How much will it cost FAREEDAH to switch on all the appliances for 24hours if the cost of electricity is 15kobo per KWH
83.3naira
833naira
8.33naira
833.3naira
A nail on a vertical wall is pulled by means of a cord attached to its head. If the cord makes an angle of 60deg to the horizontal and exerts a force of 80N on the nail. Find the force which tends to bend the nail.
59.28N
40N
69.28N
60N
Two forces 5N and 4N are inclined to each other at 30deg. Find the resultant force
8.2N
8.7N
8.5N
8.9N
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