Page 9 - 1202 Question Bank Physics Form 4

C 10. Suppose the three base standards of the metric
Vectors: system were length, density, and time rather than
Force length, mass, and time. The standard of density
Velocity in this system is to be defined as that of water.
Acceleration What is the relationship of mass in terms of the
Electrical power new base standards? HOTS Analysing

A rL 3
D B LT 3
3
Base quantities: C r L
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Length D 3rLT
Area
Electric current 11. What are the major concerns if length, density
Density of liquid and time were taken as new base standards?
HOTS Analysing

I The results of measurements are not
9. Diagram 1 shows both the imperical and metric reproducible
scales enclaved on a ruler. II No standard procedure for measuring density

Which of the following grouping shows metric of a material
units only? HOTS Applying III Difficulties in preparation of the standard for
density of a selected material
A III only
B II and III
C I, II and III
Diagram 1
A
1.2 Scientific Investigation
gram
inch
mole 12. Diagram 2 shows a graph of relationship between
yard p and q. HOTS Applying

p
B
liter a
b
mile
(0, c)
foot
psi 0 q

Diagram 2
C
Which of the following is incorrect?
centimeter a
candela A The gradient is
b
calorie B p increases linearly with q
second a
C The equation is q = p + c
b
a
D D When q = 1 then p = + c
b
ampere
pascal
watt
ohm

5
Question 9:
SOS TIP Only the grouping of ampere, pascal, watt and ohm are metric units. SOS TIP
Question 10:
Use r = mL
–3
Question 12:
Use y = mx + c

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