Question

A body of mass 4kg is placed on a rough surface where the coefficient of friction are 0.5 and 0.6. An external force Fapplied on it as shown. The acceleration and frictional force on 4 kg when
(1) F=15N; () F = 30N 4kg → F 1) (i) zero, 15N 2) (1) zero, 24N 3) (1) 1 m/s2, 15N 4) (1) zero, 20N (ü) 2.5 m/s?, 20N (u) 2.5 m/s2, 24N (ü) 1 m/s2, 20N (ü) 2.5 m/s2, 24N​

Answer 1

Answer:

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