Ordinary level 2025 North West regional mock physics 1
Ordinary level 2025 North West regional mock physics 1
| Section 1 (Forty Questions) |
| Directives: Each of the questions or incomplete statements in this section is followed by four suggested answers. Select the best answer for each question. |
A measurable property of tin object is a:
A. vector quantity
U. scalar quantity
C. physical quantity
D. a derived quantity
| 2. Which of the following is NOT a base quantity? A. Force D. Mass |
C. Time
D. Luminous intensity
| 3. A physical quantity that is defined by its magnitude and direction is: A. a scalar quantity |
A) W |
B) | *x | * | w |
1.
W ” *
B. a base quantity
C. a derived quantity
a vector quantity
4. The kind of energy stored in a stretched spring is:
A. gravitational potential energy
B. chemical energy
C. clastic potential energy
renewable energy
5. The mass per unit volume of an object defines its:
A. Weight
B. Size
C. Pressure
D. density
6. A themiometric property is a physical property which
varies uniformly or linearly with temperature. Which
of the following thermometers works on the change in
length of a liquid with temperature?
A. bi–mctallic thermometer
B. an alcohol thermometer
C. thermocouple thermometer
D. platinum thermometer
7. Which of the following pairs arc both methods of
charging a body?
A. transfer and conduction
B. friction and convection
C. induction and radiation
D. contact and induction
C) D)
D.
Figure 1
• 13. Which of the following is a second class lever?
A. sugar tongs
B. crow bar
C. wheel barrow
D. scissors
14. The temperature of pure boiling water at stp in kelvin is:
A. ‘lOOK
B. 173K
C. 273K
D. 373K
D.
15. N I Figure 2
The diagram in figure 2 above shows a current carrying
conductor between magnetic pole pieces. Which of the
following actions w‘ould increase the force on the
conductor?
A. increasing the size of the magnet
B. increasing the size of the conductor
C. increasing the current in the conductor
D. increasing the distance between the magnets
A local fisherman noticed that a bamboo appeared bent
each time he partially dipped it into water. This effect
is caused by:
16.
The main difference between iron and steel as
magnetic materials is:
8.
A. Refraction
B. Diffraction
Reflection
interference
Iron Steel
Permanent magnet C.
| Hard magnetic material |
Soft magnetic material B |
| Temporary magnet Permanent magnet |
|
| Permanent magnet | electromagnet |
A Temporary magnet
D.
The most massive of the following sub–atomic particles is:
A. the Nucleus
B. tho Neutron
C. the Proton
D. the Electron
17.
CD
9. The ionization current from a digital counter was
noticed to drop from 4A to 1A in 16hrs. the half–life
of the radioactive source is:
A. 16hrs
B. 4hrs
C. 8hrs
D, 32hrs
10. Electric current flowing through a metal wire
constitutes the flow of:
A. electrons only
B. electrons and holes
Which of the following is NOT a property of magnetic
field lines?
A. they always move from the positive to the
negative pole.
B. They never cross over each other.
C. They represent the path along which a free
north pole would move if allowed to do so.
D. They always move from the north pole to
the south p
