Iklan

Pertanyaan

Tiga buah muatan titik membentuk bangun segitiga sama sisi seperti gambar berikut. Jika panjang satu sisinya 3 cm, maka resultan gaya listrik yang dialami di titik A sebesar ... ( 1 μ C = 1 0 − 6 dan k = 9 x 1 0 9 N . m 2 . C − 2 )

Tiga buah muatan titik membentuk bangun segitiga sama sisi seperti gambar berikut.

Jika panjang satu sisinya 3 cm, maka resultan gaya listrik yang dialami di titik A sebesar ... 

  1. 100 N

  2. 300 N

  3. 100 begin mathsize 14px style square root of 7 end style N

  4. 300 begin mathsize 14px style square root of 7 end style N

  5. 400 begin mathsize 14px style square root of 7 end style

Ikuti Tryout SNBT & Menangkan E-Wallet 100rb

Habis dalam

02

:

20

:

13

:

41

Klaim

Iklan

A. Aulia

Master Teacher

Jawaban terverifikasi

Pembahasan

Diketahui space colon  straight q subscript straight A equals 2 space μC  straight q subscript straight B equals 5 space μC  straight q subscript straight C equals negative 15 space μC  straight r subscript AB equals straight r subscript AC equals straight r subscript BC equals 3 cm  straight k equals 9 cross times 10 to the power of 9 space Nm squared divided by straight C squared  straight F subscript straight A ?    Hitung space gaya space listrik space antara space muatan space straight A space dan space straight B space colon  straight F subscript AB equals straight k fraction numerator straight q subscript straight A straight q subscript straight B over denominator straight r subscript straight A straight B squared end fraction equals 9 cross times 10 to the power of 9 cross times fraction numerator left parenthesis 2 cross times 10 to the power of negative 6 end exponent right parenthesis left parenthesis 5 cross times 10 to the power of negative 6 end exponent right parenthesis over denominator left parenthesis 3 cross times 10 to the power of negative 2 end exponent right parenthesis squared end fraction  straight F subscript AB equals 100 space straight N    Hitung space gaya space listrik space antara space muatan space straight A space dan space straight C space colon  straight F subscript AC equals straight k fraction numerator straight q subscript straight A straight q subscript straight C over denominator straight r subscript straight A straight C squared end fraction equals 9 cross times 10 to the power of 9 cross times fraction numerator left parenthesis 2 cross times 10 to the power of negative 6 end exponent right parenthesis left parenthesis 15 cross times 10 to the power of negative 6 end exponent right parenthesis over denominator left parenthesis 3 cross times 10 to the power of negative 2 end exponent right parenthesis squared end fraction  straight F subscript AC equals 300 space straight N    Gaya space yang space dialami space muatan space straight A space adalah space colon  straight F subscript straight A equals square root of left parenthesis straight F subscript AB right parenthesis squared plus left parenthesis straight F subscript AC right parenthesis squared plus 2 straight F subscript AB straight F subscript AC cos space 120 to the power of 0 end root  straight F subscript straight A equals square root of left parenthesis 100 right parenthesis squared plus left parenthesis 300 right parenthesis squared plus left parenthesis 2 right parenthesis left parenthesis 100 right parenthesis left parenthesis 300 right parenthesis left parenthesis negative 1 half right parenthesis end root  straight F subscript straight A equals square root of 7 cross times 10 to the power of 4 end root  straight F subscript straight A equals 100 square root of 7 space straight N

Perdalam pemahamanmu bersama Master Teacher
di sesi Live Teaching, GRATIS!

30

Jihan Aida Juita

Makasih ❤️

Siti Nurani

Pembahasan lengkap banget

Iklan

Pertanyaan serupa

Suatu segitiga ABC sama sisi dengan sisi 1 m berada di udara. Pada titik-titik sudut A, B, dan C, terdapat muatan listrik masing-masing sebesar + 3 μ C , − 1 μ C dan + 2 μ C . Jika k = 9 × 1 0 9 Nm 2 ...

25

4.4

Jawaban terverifikasi

RUANGGURU HQ

Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860

Coba GRATIS Aplikasi Roboguru

Coba GRATIS Aplikasi Ruangguru

Download di Google PlayDownload di AppstoreDownload di App Gallery

Produk Ruangguru

Hubungi Kami

Ruangguru WhatsApp

+62 815-7441-0000

Email info@ruangguru.com

[email protected]

Contact 02140008000

02140008000

Ikuti Kami

©2024 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia