The problem in physics (section 1) №013

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Uploaded: 21.09.2011
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Description

Cannon rigidly mounted on a railway platform, it produces a shot along the railway line at an angle a = 300 to the horizon line. To determine the rate rollback platform if the projectile flies at a speed u1 = 480 m / s. Weight of instrument platforms and shells m2 = 18 tonnes, the weight of the projectile
m1 = 60 kg.

Additional information

Mechanics http://www.zauchka.bizhur.ru/?module=articles&;c=resheniya&b=1&a=2

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