Newton’s second law

Example 6: Newton’s second law: truck and trailerQuestion

A 2000 kg truck pulls a 500 kg trailer with a constant acceleration. The engine of the truck produces a thrust of 10 000 N. Ignore the effect of friction. Calculate the:

acceleration of the truck; and

tension in the tow bar T between the truck and the trailer, if the tow bar makes an angle of 25° with the horizontal.



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