Roboguru

Perhatikan gambar. Besar percepatan gerak benda adalah...

Pertanyaan

Perhatikan gambar.

Besar percepatan gerak benda adalah...

  1. begin mathsize 14px style 5 space straight m divided by straight s squared end style 

  2. begin mathsize 14px style 10 space straight m divided by straight s squared end style 

  3. begin mathsize 14px style 1 5 space straight m divided by straight s squared end style 

  4. begin mathsize 14px style 20 space straight m divided by straight s squared end style 

  5. begin mathsize 14px style 2 5 space straight m divided by straight s squared end style 

Pembahasan Video:

Pembahasan Soal:

Tinjau balok 1:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell capital sigma F subscript x end cell equals cell m subscript 1. a end cell row T equals cell 7 a end cell end table end style

Tinjau balok 2:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell capital sigma F subscript x end cell equals cell m subscript 2. a end cell row cell F minus T end cell equals cell 3 a end cell row cell 50 minus T end cell equals cell 3 a end cell row T equals cell 50 minus 3 a end cell end table end style 

Mencari tegangan tali:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell T subscript 1 end cell equals cell T subscript 2 end cell row cell 7 a end cell equals cell 50 minus 3 a end cell row cell 7 a plus 3 a end cell equals 50 row a equals cell 50 over 10 end cell row a equals cell 5 space straight m divided by straight s squared end cell end table end style

Jadi, jawaban yang tepat adalah A.

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 05 Mei 2021

Tonton video penjelasan konsepnya

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