A motorcar of mass 1200 kg is moving along a straight line with a uniform velocity of 90km/h.Its vel

Описание к видео A motorcar of mass 1200 kg is moving along a straight line with a uniform velocity of 90km/h.Its vel

#A_motorcar_of_mass_1200_kg_is_moving_along_a_straight_line_with_a_uniform_velocity_of_90km/h_Its_velocity_is_slowed_down_to_18_km/h_in_4s_by_an_unbalanced_external force.Calculate the acceleration and change in momentum also calculate the magnitude of the force required.

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