Tugasan Fizik T4 (9) - 3.3 Satelit buatan manusia

Quiz
•
Physics
•
10th Grade
•
Medium
HAMDI Moe
Used 172+ times
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10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
Linear speed of satellites, v can be determine by
Laju linear satelit,v boleh ditentukan daripada
I. centripetal force/ daya memusat
II. Newton's First Law/ Hukum Newton Pertama
III. Kepler's First Law/ Hukum Kepler Pertama
IV. Newton’s Universal Law of Gravitation/ Hukum Kegravitian Semesta Newton
I and III/ I dan III
II and III/ II dan III
I and IV/ I dan IV
II and IV/ II dan IV
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
"Moves around the Earth in the same direction as the
direction of the Earth’s rotation on its axis/ Bergerak mengelilingi Bumi dalam arah yang sama dengan
arah putaran Bumi pada paksinya"
This Statement is refer to/ Pernyataan ini merujuk pada...
Man-made satellites/ Satelit Buatan Manusia
Geostationary satellite/ Satelit geopegun
Non-geostationary satellite/ Satelit bukan geopegun
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Which of the following is true about geostationary satellite?
Antara berikut, yang manakah benar mengenai satelit geopegun?
I. It moves in the direction of the earth orbit./ Ia bergerak dalam arah yang sama dengan putaran bumi.
II. Its period of rotation is 24 hours./ Tempoh putarannya adalah 24 jam.
III. Its orbit is always above the same geographical location./
Orbitnya sentiasa berada di atas kedudukan geografi yang sama di permukaan bumi.
IV. It does not experience any gravitational pull./ Ia tidak mengalami sebarang tarikan graviti.
I, II and III only/ I, II dan III sahaja
I and III only/ I dan III sahaja
II and IV only/ II dan IV sahaja
All above/ Semua di atas
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Which of the following systems do not use nongeostationary orbits?
Antara sistem berikut, yang manakah tidak menggunakan orbit bukan geopegun?
MEASAT/ MEASAT
Weather forecast / Kaji cuaca
Earth imaging/ Pengimejan Bumi
Global Positioning System (GPS)/ Sistem Kedudukan Sejagat (GPS)
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A satellite is always visible on the surface of the earth at the same place all year round. How much time does it take for the satellite to move in orbit?
Sebuah satelit sentiasa kelihatan berada di atas permukaan bumi pada suatu tempat yang sama sepanjang tahun. Berapakah tempoh masa untuk satelit itu bergerak dalam orbitnya?
1 hour/ jam
12 hours/ jam
24 hours/ jam
365 days/ hari
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Which of the following is not factors which influence the value of escape velocity from a planet?
Antara berikut, yang manakah bukan faktor yang mempengaruhi nilai halaju lepas dari sebuah planet?
Mass of the Earth, M/ Jisim Bumi, M
Mass of the object, m/ Jisim objek, m
Distance, r of the object from the centre of the Earth/ Jarak, r objek dari pusat Bumi
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Planet Saturn has a mass of 5.68 × 1026 kg and radius of 6.03 × 107 m. Calculate the escape velocity of planet Saturn.
Planet Zuhal mempunyai jisim 5.68 × 1026 kg dan jejari 6.03 × 107 m. Hitungkan halaju lepas dari planet Zuhal
[G = 6.67 X 10-11 Nm2kg-2]
1.04 x 104 m s-1
1.12 x 104 m s-1
3.54 x 104 m s-1
3.35 x 105 m s-1
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