Horizontal position by a vertical cable
A scaffold of mass 61 kg and length 6.5 m is supported in a horizontal position by a vertical cable at each end. A window washer of mass 79 kg stands at a point 1.2 m from one end.
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If 23.6 g of gold is deposited on the negative electrode of an electrolytic cell in a period of 2.99 hours, then what is the current through the cell during this period? (Assume that the gold ions carry one elementary unit of positive charge and t
Automobiles arrive at a vehicle equipment inspection station according to a Poisson process with rate ? = 10 per hour. Suppose that with probability 0.4 an arriving vehicle will have no equipment violations.
Calculate the thrust produced by the motor on a test standard sea-level pressure draw the rocket horizontally such that the direction of motion is to the right. Let the positive x-axis point to the left).
Two blocks A and B, of mass 8 kg and 12 kg respectively, hang from a cable which passes over a pulley of negligible mass.
At a section down- stream at ground level, the pipe diameter is 0.15 m. Find the gage pressure at the downstream section if frictional effects may be neglected.
A body of 2kg is suspended from the ceiling of an elecator moving up with an accelration "g". Find the apparant weight of body in the elevator? Need detailed.
A small weight hangs from a string attached to the rearview mirror of a car accelerating at the rate of 1.11 m/s2. What angle does the string make with the vertical?
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