Questions by Xorsyst

Questions by Xorsyst

An elevator car, with a mass of 450 kg is suspended by a single cable. At time = 0s, the elevator car is raised upward. The tension on the cable is constant at 5000N during the first 3 seconds of operation.

asked Feb 3, 2020

1 answer

4 votes

164k views

The average age three people running for election is 42. A fourth person joins the race and the average drops to 40. What is the fourth person's age?

asked Jan 28, 2020

1 answer

0 votes

184k views

A cylinder with a piston restrained by a linear spring contains 2 kg of carbon dioxide at 500 kPa and 400°C. It is cooled to 40°C and 300 kPa. Calculate the heat transfer for the process.

asked Jan 17, 2020

1 answer

0 votes

139k views

A sequence of transformations maps ∆ABC to ∆A′B′C′. The sequence of transformations that maps ∆ABC onto ∆A′B′C′ is a followed by a .

asked Jul 6, 2019

2 answers

0 votes

235k views

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