SlideShare a Scribd company logo
Tugas Kelompokke 4
1. Sebuahbalokdari 10kg terletakpadapermukaanmendatar(lihatgambara).Tentukangaya
mendataryangtetap untukmemberikankecepatan4m/sdalamwaktu2 sekonpadabalokitu,
bilabalokmula-muladiamdanbilagayagesekanantara balikdenganpermukaantadi tetap5N.
(tempat gambar)
Jawab:Dik:M= 10 kg
V= 4𝑚
𝑠⁄
T= 2s
Fk= 5N
Dit : F…….? a=
4𝑚/𝑠
2𝑠⁄
a=
𝑉
𝑇
a=2
𝑚
𝑠
F=m . a F1 F
F-Fk=m . a
F-5=20 W
F=20+5 Gambar a
F=25N
3. Dua buah bendadihubungkandengansebuahtali (lihatgambarc).Koefisiengesekanantara
balokdan meja0,2. Massa bendaA adalah25kg dan massabendaB adalah 25.
(a).BearapajauhkahbalokB akan jatuhdalam4 sekonpertamasetelahsistemdilepas?
(b).Berapategangantalinya?
(tempat gambar)
Jawab:Dik:Fk=0,2
Ma=25kg
Mb=25kg
Dit:ST……?denganT=45
a=
𝑚𝑏𝑘𝑔−𝑚𝑎𝑘𝑔−𝐹𝑘
𝑚𝑎+𝑚𝑏
a=
25.10−25.10−0,2
25+25
Gambar c
A
B
a=
250−50
50
a=
200
50
=4
5. Pada sebuahkatrol dilakukanduamassa(lihatgambare),masing-masingsebesar5kgdan3kg.
Setelah4sekontali putus,berapasekonkahkemudianbebanyangpalingringanmelalui
kedudukan semula.
(tempat gambar)
Jawab:Dik:M1=3kg
M2=5kg
T=4S
Dit:H=……?
H=
1
2
at2
a………..?
a=
𝑀2.𝑔−𝑀1.𝑔
𝑀1+𝑀2
a=
5.10−3.10
3+5
a=
50−30
8
Katrol
a=
20
8
a=2,5
H=
1
2
at2
H=
1
2
2,5.42
H=12.2,5.16 W2 W1
H=
1
2
.40
H=20s
7. Sebuahkotak8kg dan kotak10kg yang dihubungkanolehtali yangmelewati sebuahkatrol yang
licinbergerakpadabidangmiringlicinseperti ditunjukkanpadagambarg dibawahini.
(a). Carilahpercepatankeduakotakdantegangantali.
(b). Keduakotakdiganti olehduamassalainm1 dan m2 sedemikiansehinggatidakada
percepatan.Carilahinformasiapapunyang dapatanda perolehtentangmassakeduabaru
ini.
(tempat gambar)
Jawab:
Uji Kemampuan Pemahaman Konsep dan aplikasi rumus
2. SebuahbukuyangberatnyaW newtonberadadalamkeadaandiamdiatassebuahmejayang
datar seperti padagambar dibawahini:
(tempat gambar)
Gaya dukung yang diberikanmejaadalah...
Jawab:Tidakada(0 N)
4. Pasanganaksi reaksi tidakpernah,salingmembatalkansatudenganlain,karena...
Jawab:Pasanganggayaaksi dan reaksi dapatbekerjapadasatudan dua bendayangberbeda.
6. Resultangayayang bekerjapadabendaadalah...
Jawab:Gabungandari semuagaya yangbekerjapadasatu benda.
8. Sebuahsoftball dipukul denganpemukul kayuolehseorangpemainsoftballsehinggasoftball nya
berbalikarah,makapasanganaksi reaksi adalah...
Jawab:Softball menabrakpemukul kayu,pemainmendorong/mengayunpemukulkayu.
10.Sebuahmobil bergerakmelintasi sebuahbukit.Jalanyangdilintasinyaterletakdibidangvertikal.
Apabilakelengkunganjalanituberjari-jari 30mdanmobil berjalandenganlaju36km/jam,
sedangakanpercepatangravitasi bumi 10m/s2
,makagayatekanbumi (massa=10kg).Pada jalan
yang dilaluinyaadalah...
Jawab:1000 N
12.Sebuahbalokbermassa9,4kgdiletakkandiataslantai kasardengankoefisiengesekan0,4dan 0,2.
BaloktersebutditarikdengangayaPmembentuksudut37o
terhadaphorizontal (sin37o
=0,6).
Besargaya gesekanyangdialami balokjikaP=40N adalah...
Jawab:
14.MenuruthukumII Newton,grafikyangmenunjukkanhubunganantaramassabenda(m) dan
percepatannya(a) adalah...
Jawab:m(kg)
buku
16.Bilasuatu bendadiletakkandiataspermukaanyangkasarkemudian ditarikdengangayatetap,
maka akan terjadi gayalawanyangdisebutgayagesekan.Besargayagesekanitutergantung
pada...
Jawab:Kekasaranpermukaanbendayangbergesekandangayanormal.
18.Bilagaya-gayapada suatubendaadalahsetimbang,makabendatadi pasti dalamkeadaandiam
SEBAB
Gaya-gayayang dalamkeadaansetimbangmempunyai resultansamadengannol
Jawab:
20.HukumII NewtondapatdituliskandalambentukpersamaanF=m.a denganF gaya-gayaresultan
yang bekerjapadabendamdan a percepatanbenda.Persamaantersebutberlakujikamassa
bendabergeraktetap.
SEBAB
Pada pergerakanroketyangdiluncurkandari permukaanbumi,hukumNewtonyangdigunakan
F=dp/dtadalahperubahanmomentumpersatuanwaktu.
Jawab:
22.MenuruthukumII newtonpercepatansuatu bendasebandingdnganperbandinganantaragaya
massa denganmassabenda.
SEBAB
Massa adalah besaranyang tidakmempunyai arahsedangkangayaadalahbesaranyang
mempunyai arah.
Jawab:
24.Suatubendadalamkeadaandiamakan tetapdiam, bilatidakada gaya yangbekerjapadanya.
SEBAB
Gaya adalahpenyebabgeraklurusberaturandengankecepatantetap.
Jawab:
26.Gaya-gayadibawahini yangtermasukgaya konservatif adalah:
1. gaya gravitasi
2. gaya pegas
3. gaya elektrostatis
4. gaya gesek
Jawab:
28.Bendadenganmassa4kg terletakdiatasbidangdatar.Padabendabekerjagayamendatar
sebesar50N. Bilakoefisiengesekanstatis0,75,gesekankinetis0,5,dengang=10m/s2
,maka:
1. Benda bergerak
2. Gaya gesekanyangbekerja20N
3. percepatanbanda7,5m/s2
4. Benda bergerakdenganpercepatantetap
Jawab:
30.HukumI Newtonberlakuuntuk:
1. Benda yangbergeraklurusberaturan
2. Benda yangdiam
3. Resultangayapada bendanol
4. bendamempunyai percepatantetap
Jawab:

More Related Content

Featured

2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot
Marius Sescu
 
Everything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPTEverything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPT
Expeed Software
 
Product Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage EngineeringsProduct Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage Engineerings
Pixeldarts
 
How Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthHow Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental Health
ThinkNow
 
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdfAI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
marketingartwork
 
Skeleton Culture Code
Skeleton Culture CodeSkeleton Culture Code
Skeleton Culture Code
Skeleton Technologies
 
PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024
Neil Kimberley
 
Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)
contently
 
How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024
Albert Qian
 
Social Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsSocial Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie Insights
Kurio // The Social Media Age(ncy)
 
Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024
Search Engine Journal
 
5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary
SpeakerHub
 
ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd
Clark Boyd
 
Getting into the tech field. what next
Getting into the tech field. what next Getting into the tech field. what next
Getting into the tech field. what next
Tessa Mero
 
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search IntentGoogle's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Lily Ray
 
How to have difficult conversations
How to have difficult conversations How to have difficult conversations
How to have difficult conversations
Rajiv Jayarajah, MAppComm, ACC
 
Introduction to Data Science
Introduction to Data ScienceIntroduction to Data Science
Introduction to Data Science
Christy Abraham Joy
 
Time Management & Productivity - Best Practices
Time Management & Productivity -  Best PracticesTime Management & Productivity -  Best Practices
Time Management & Productivity - Best Practices
Vit Horky
 
The six step guide to practical project management
The six step guide to practical project managementThe six step guide to practical project management
The six step guide to practical project management
MindGenius
 
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
RachelPearson36
 

Featured (20)

2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot2024 State of Marketing Report – by Hubspot
2024 State of Marketing Report – by Hubspot
 
Everything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPTEverything You Need To Know About ChatGPT
Everything You Need To Know About ChatGPT
 
Product Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage EngineeringsProduct Design Trends in 2024 | Teenage Engineerings
Product Design Trends in 2024 | Teenage Engineerings
 
How Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental HealthHow Race, Age and Gender Shape Attitudes Towards Mental Health
How Race, Age and Gender Shape Attitudes Towards Mental Health
 
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdfAI Trends in Creative Operations 2024 by Artwork Flow.pdf
AI Trends in Creative Operations 2024 by Artwork Flow.pdf
 
Skeleton Culture Code
Skeleton Culture CodeSkeleton Culture Code
Skeleton Culture Code
 
PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024PEPSICO Presentation to CAGNY Conference Feb 2024
PEPSICO Presentation to CAGNY Conference Feb 2024
 
Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)Content Methodology: A Best Practices Report (Webinar)
Content Methodology: A Best Practices Report (Webinar)
 
How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024How to Prepare For a Successful Job Search for 2024
How to Prepare For a Successful Job Search for 2024
 
Social Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie InsightsSocial Media Marketing Trends 2024 // The Global Indie Insights
Social Media Marketing Trends 2024 // The Global Indie Insights
 
Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024Trends In Paid Search: Navigating The Digital Landscape In 2024
Trends In Paid Search: Navigating The Digital Landscape In 2024
 
5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary5 Public speaking tips from TED - Visualized summary
5 Public speaking tips from TED - Visualized summary
 
ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd ChatGPT and the Future of Work - Clark Boyd
ChatGPT and the Future of Work - Clark Boyd
 
Getting into the tech field. what next
Getting into the tech field. what next Getting into the tech field. what next
Getting into the tech field. what next
 
Google's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search IntentGoogle's Just Not That Into You: Understanding Core Updates & Search Intent
Google's Just Not That Into You: Understanding Core Updates & Search Intent
 
How to have difficult conversations
How to have difficult conversations How to have difficult conversations
How to have difficult conversations
 
Introduction to Data Science
Introduction to Data ScienceIntroduction to Data Science
Introduction to Data Science
 
Time Management & Productivity - Best Practices
Time Management & Productivity -  Best PracticesTime Management & Productivity -  Best Practices
Time Management & Productivity - Best Practices
 
The six step guide to practical project management
The six step guide to practical project managementThe six step guide to practical project management
The six step guide to practical project management
 
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
 

File0003

  • 1. Tugas Kelompokke 4 1. Sebuahbalokdari 10kg terletakpadapermukaanmendatar(lihatgambara).Tentukangaya mendataryangtetap untukmemberikankecepatan4m/sdalamwaktu2 sekonpadabalokitu, bilabalokmula-muladiamdanbilagayagesekanantara balikdenganpermukaantadi tetap5N. (tempat gambar) Jawab:Dik:M= 10 kg V= 4𝑚 𝑠⁄ T= 2s Fk= 5N Dit : F…….? a= 4𝑚/𝑠 2𝑠⁄ a= 𝑉 𝑇 a=2 𝑚 𝑠 F=m . a F1 F F-Fk=m . a F-5=20 W F=20+5 Gambar a F=25N 3. Dua buah bendadihubungkandengansebuahtali (lihatgambarc).Koefisiengesekanantara balokdan meja0,2. Massa bendaA adalah25kg dan massabendaB adalah 25. (a).BearapajauhkahbalokB akan jatuhdalam4 sekonpertamasetelahsistemdilepas? (b).Berapategangantalinya? (tempat gambar) Jawab:Dik:Fk=0,2 Ma=25kg Mb=25kg Dit:ST……?denganT=45 a= 𝑚𝑏𝑘𝑔−𝑚𝑎𝑘𝑔−𝐹𝑘 𝑚𝑎+𝑚𝑏 a= 25.10−25.10−0,2 25+25 Gambar c A B
  • 2. a= 250−50 50 a= 200 50 =4 5. Pada sebuahkatrol dilakukanduamassa(lihatgambare),masing-masingsebesar5kgdan3kg. Setelah4sekontali putus,berapasekonkahkemudianbebanyangpalingringanmelalui kedudukan semula. (tempat gambar) Jawab:Dik:M1=3kg M2=5kg T=4S Dit:H=……? H= 1 2 at2 a………..? a= 𝑀2.𝑔−𝑀1.𝑔 𝑀1+𝑀2 a= 5.10−3.10 3+5 a= 50−30 8 Katrol a= 20 8 a=2,5 H= 1 2 at2 H= 1 2 2,5.42 H=12.2,5.16 W2 W1 H= 1 2 .40 H=20s 7. Sebuahkotak8kg dan kotak10kg yang dihubungkanolehtali yangmelewati sebuahkatrol yang licinbergerakpadabidangmiringlicinseperti ditunjukkanpadagambarg dibawahini. (a). Carilahpercepatankeduakotakdantegangantali. (b). Keduakotakdiganti olehduamassalainm1 dan m2 sedemikiansehinggatidakada percepatan.Carilahinformasiapapunyang dapatanda perolehtentangmassakeduabaru ini.
  • 3. (tempat gambar) Jawab: Uji Kemampuan Pemahaman Konsep dan aplikasi rumus 2. SebuahbukuyangberatnyaW newtonberadadalamkeadaandiamdiatassebuahmejayang datar seperti padagambar dibawahini: (tempat gambar) Gaya dukung yang diberikanmejaadalah... Jawab:Tidakada(0 N) 4. Pasanganaksi reaksi tidakpernah,salingmembatalkansatudenganlain,karena... Jawab:Pasanganggayaaksi dan reaksi dapatbekerjapadasatudan dua bendayangberbeda. 6. Resultangayayang bekerjapadabendaadalah... Jawab:Gabungandari semuagaya yangbekerjapadasatu benda. 8. Sebuahsoftball dipukul denganpemukul kayuolehseorangpemainsoftballsehinggasoftball nya berbalikarah,makapasanganaksi reaksi adalah... Jawab:Softball menabrakpemukul kayu,pemainmendorong/mengayunpemukulkayu. 10.Sebuahmobil bergerakmelintasi sebuahbukit.Jalanyangdilintasinyaterletakdibidangvertikal. Apabilakelengkunganjalanituberjari-jari 30mdanmobil berjalandenganlaju36km/jam, sedangakanpercepatangravitasi bumi 10m/s2 ,makagayatekanbumi (massa=10kg).Pada jalan yang dilaluinyaadalah... Jawab:1000 N 12.Sebuahbalokbermassa9,4kgdiletakkandiataslantai kasardengankoefisiengesekan0,4dan 0,2. BaloktersebutditarikdengangayaPmembentuksudut37o terhadaphorizontal (sin37o =0,6). Besargaya gesekanyangdialami balokjikaP=40N adalah... Jawab: 14.MenuruthukumII Newton,grafikyangmenunjukkanhubunganantaramassabenda(m) dan percepatannya(a) adalah... Jawab:m(kg) buku
  • 4. 16.Bilasuatu bendadiletakkandiataspermukaanyangkasarkemudian ditarikdengangayatetap, maka akan terjadi gayalawanyangdisebutgayagesekan.Besargayagesekanitutergantung pada... Jawab:Kekasaranpermukaanbendayangbergesekandangayanormal. 18.Bilagaya-gayapada suatubendaadalahsetimbang,makabendatadi pasti dalamkeadaandiam SEBAB Gaya-gayayang dalamkeadaansetimbangmempunyai resultansamadengannol Jawab: 20.HukumII NewtondapatdituliskandalambentukpersamaanF=m.a denganF gaya-gayaresultan yang bekerjapadabendamdan a percepatanbenda.Persamaantersebutberlakujikamassa bendabergeraktetap. SEBAB Pada pergerakanroketyangdiluncurkandari permukaanbumi,hukumNewtonyangdigunakan F=dp/dtadalahperubahanmomentumpersatuanwaktu. Jawab: 22.MenuruthukumII newtonpercepatansuatu bendasebandingdnganperbandinganantaragaya massa denganmassabenda. SEBAB Massa adalah besaranyang tidakmempunyai arahsedangkangayaadalahbesaranyang mempunyai arah. Jawab: 24.Suatubendadalamkeadaandiamakan tetapdiam, bilatidakada gaya yangbekerjapadanya. SEBAB Gaya adalahpenyebabgeraklurusberaturandengankecepatantetap. Jawab: 26.Gaya-gayadibawahini yangtermasukgaya konservatif adalah: 1. gaya gravitasi 2. gaya pegas 3. gaya elektrostatis 4. gaya gesek Jawab: 28.Bendadenganmassa4kg terletakdiatasbidangdatar.Padabendabekerjagayamendatar sebesar50N. Bilakoefisiengesekanstatis0,75,gesekankinetis0,5,dengang=10m/s2 ,maka: 1. Benda bergerak 2. Gaya gesekanyangbekerja20N 3. percepatanbanda7,5m/s2 4. Benda bergerakdenganpercepatantetap
  • 5. Jawab: 30.HukumI Newtonberlakuuntuk: 1. Benda yangbergeraklurusberaturan 2. Benda yangdiam 3. Resultangayapada bendanol 4. bendamempunyai percepatantetap Jawab: