How were drawbridges and portcullises used tactically?
Dec 8, 2020 · How were drawbridges and portcullises used tactically? I was recently asked why medieval castles would have both a drawbridge and a portcullis. After giving an explanation, I …
High Quality SOLUTION A uniform drawbridge must be held at a …
A uniform drawbridge must be held at a 37∘ angle above the horizontal to allow ships to pass underneath. The drawbridge weighs 45,000 N and is 14.0 m long.
Solved Drawbridges, such as this one at the Tower of London
Engineering Mechanical Engineering Mechanical Engineering questions and answers Drawbridges, such as this one at the Tower of London, are raised and lowered by cable …
Solved Suppose the weight of the drawbridge in the figure is
Question: Suppose the weight of the drawbridge in the figure is supported entirely by its hinges and the opposite shore, so that its cables are slack. The mass of the bridge is 2500 kg.
Solved A drawbridge is being held stationary. Thisdrawbridge
A drawbridge is being held stationary. Thisdrawbridge is 10 m long and has a mass of270 kg. It is attached at its base to a stone wallwith a hinge. The drawbridge is uniform, so itscenter …
Solved during summer weekdays boats arrive at the inlet - Chegg
Question: during summer weekdays boats arrive at the inlet drawbridge according to the Poisson distribution at a rate of 3 per hour. In a 2 hour period, a. what is the probability that no boats …
Solved 80. A torque of 5.00×103 N⋅m is required to raise a - Chegg
Question: 80. A torque of 5.00×103 N⋅m is required to raise a drawbridge (see the following figure). What is the tension necessary to produce this torque? Would it be easier to raise the …
Solved Problem 10 (Stabilizing a drawbridge) A drawbridge is
Problem 10 (Stabilizing a drawbridge) A drawbridge is being held stationary. This drawbridge is 10 m long and has a mass of 270 kg. It is attached at its base to a stone wall 2.0 m with a hinge. …
Solved (a) Consider a drawbridge of mass M being held in
Science Advanced Physics Advanced Physics questions and answers (a) Consider a drawbridge of mass M being held in place by a rope (in green) that has a tension T.The …
Solved Part D: Drawbridge Consider a wooden drawbridge being
Question: Part D: Drawbridge Consider a wooden drawbridge being raised by a rope via a winch and pulley, as shown below. The drawbridge is attached to the wall by a hinge at the bottom left.