Easy- to-follow presentation of main topics in physics, Core concepts highlighted to aid learning. Sample problems let you apply principles immediately. Practice exercises(with answers) help you build skill and confidence.The net force is the thrust minus the weight, or thrust - 3 430 N = 2 800 N so the rocket engine must product a thrust of 6 ... Sample Problem 4-8 What is the acceleration of the child on the sled, with combined mass 40 kg, if the friction is 60 Nanbsp;...

Title | : | Physics the Easy Way |

Author | : | Robert L. Lehrman |

Publisher | : | - 1990 |

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