Page 48 - E-MODUL RIZA AZRIYANTI_VALIDASI_Neat
P. 48

E. Latihan



               1. Sebuah batu memiliki berat 100 newton. Apabila percepatan


                  gravitasi buminya 10 m/s2 .Berapakah massa batu tersebut?





                                                      Jawaban
                     .................................................................................

                    .................................................................................

                     .................................................................................

                     .................................................................................



               2. Balok diam di atas permukaan bidang datar. Massa balok (m)

                  = 1 kg, percepatan gravitasi (g) = 10 m/s2 . Besar dan arah


                  gaya normal (N) adalah…


                                                        Jawaban

                      .................................................................................
                      .................................................................................

                      .................................................................................
                      .................................................................................


               3. Balok bermassa 1 kg sedang diam di atas permukaan bidang

                  datar kasar. Koefisien gesek statis adalah 0,4 dan percepatan


                  gravitasi 10 m/s  . Tentukan besar gaya gesek statis!
                                         2

                                                     Jawaban
                    .................................................................................


                    .................................................................................
                    .................................................................................

                    .................................................................................

                     E-Modul Fisika Berbasis Problem Based Learning                                   39
   43   44   45   46   47   48   49   50   51   52   53