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1) A ladder whose length L is 12 m and mass m are 45 kg...

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Physics

1) A ladder whose length L is 12 m and mass m are 45 kg restsagainst a wall. Its upper end is a distance h of 9.3 m above theground. The center of mass of the ladder is one-third of the way upthe ladder. A fire fighter whose mass M is 72 kg climbs the ladderuntil his center of mass is halfway up. Assume the wall but not theground is frictionless. What forces are exerted on the ladder bythe wall and by the ground? Provide both the magnitude anddirection of the ground and wall forces.

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In order to find the force    See Answer
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