Physics, 26.07.2019 01:40 kay4451

You are to design a rotating cylindrical axle to lift 800-n buckets of cement from the ground to a rooftop 78.0 m above the ground. the buckets will be attached to a hook on the free end of a cable that wraps around the rim of the axle; as the axle turns, the buckets will rise. part a what should the diameter of the axle be (in units of cm) in order to raise the buckets at a steady 2.00 cm/s when it is turning at 7.5 rpm?

Answers: 1

Show answers

Another question on Physics

Physics, 22.06.2019 00:50

Acave rescue team lifts an injured spelunker directly upward and out of a sinkhole by means of a motor-driven cable. the lift is performed in three stages, each requiring a vertical distance of 10.0 m: (a) the initially stationary spelunker is accelerated to a speed of 4.90 m/s; (b) he is then lifted at the constant speed of 4.90 m/s; (c) finally he is decelerated to zero speed. how much work is done on the 68.0 kg rescue by the force lifting him during each stage?

Answers: 1

Answer

Physics, 22.06.2019 08:30

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force

Answers: 3

Answer

Physics, 22.06.2019 09:20

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers

Answers: 1

Answer

Physics, 22.06.2019 12:30

Brades exam guidelines exam instructions billing & payments & support question 6 of 20 : select the best answer for the question use this illustration to answer the question below. forms & resources al programs 9 ww linics 6. in the circuit shown in the figure above, suppose that the value of r, is 100k, and the value of r2 is 470 kq. at which of the following locations in the circuit would you measure the highest voltage with your meter? rvices 999999 a. between points b and c b. between points a and b c. between points b and e d. between points a and c eredu mark for review (will be highlighted on the review page) mend < < previous question next question

Answers: 1

Answer

You know the right answer?

You are to design a rotating cylindrical axle to lift 800-n buckets of cement from the ground to a r...

Questions