1
Diagram 1 shows a
velocity-time graph of a motorcycle travelling on a straight road.
Rajah1 menunjukkan graf halaju-masa
bagi sebuah motosikal yang sedang bergerak
atas jalan yang lurus.
Diagram 1
Rajah
1
(a)
What is the meaning of
velocity?
Apakah yang dimaksudkan dengan
halaju?
…...............…………………………………………………………………………..
[1 mark]
[1
markah]
(b)
Name the physical quantity
represents by the gradient of the graph.
Namakan kuantiti fizik yang
diwakili oleh kecerunan graf tersebut.
................…………………………………………………………………………….
[1 mark]
[1
markah]
(c)
State the motion of the
motorcycle at QR.
Nyatakan gerakan
motosikal di QR.
…................………………………………………………………………………….
[1 mark]
[1
markah]
(d)
What will happen to the
velocity of the motorcycle at PQ if the engine thrust increases?
Apakah yang akan berlaku
kepada halaju motosikal pada PQ jika tujahan enjin bertambah?
.....................................................................................................................................
[1 mark]
[1 markah]
JAWAPAN :|
Question
|
Answer
|
Mark
|
|
1.a
|
Rate
of change of displacement/
Kadar perubahan sesaran
|
1
|
|
1.b
|
Acceleration
/ Pecutan
|
1
|
|
1.c
|
deceleration
/ nyahpecutan //
velocity
decreases /halaju berkurang
|
1
|
|
1.d
|
increases
/ bertambah
|
1
|
|
Total
|
4
|
|
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