Bab 7 Tenaga Keupayaan graviti , Tenaga keupayaan kenyal & Tenaga kinetik

Quiz
•
Science
•
8th Grade
•
Easy
JUWITA Moe
Used 3+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah formula untuk tenaga keupayaan graviti?
F = ma
E = mgh
W = Fd
P = F/A
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksudkan dengan m dalam formula tenaga keupayaan graviti?
Pecutan
Jisim
Ketinggian
Daya
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapakah nilai pecutan graviti g yang biasa digunakan?
9.8 ms⁻²
10 ms⁻²
12 ms⁻²
15 ms⁻²
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika objek mempunyai jisim 600 kg dan berada pada ketinggian 10 m, berapakah tenaga keupayaan graviti objek itu?
60,000 J
6,000 J
600 J
600,000 J
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apakah formula untuk tenaga keupayaan kenyal?
E = ½ Fχ
E = mgh
W = Fd
P = E/t
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam formula tenaga keupayaan kenyal, apakah F?
Jisim
Daya
Ketinggian
Sesaran
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika sebuah spring dimampatkan dengan daya 15 N dan sesarannya adalah 0.04 m, berapakah tenaga keupayaan kenyal yang dimilikinya?
0.3 J
0.6 J
1.2 J
0.15 J
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mengapa tenaga keupayaan graviti meningkat apabila ketinggian objek meningkat?
Kerana jisim objek bertambah
Kerana daya regangan bertambah
Kerana kerja yang dilakukan untuk mengangkat objek bertambah
Kerana pecutan graviti bertambah
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