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How much tension must a cable withstand if it is used to accelerate a 1800-kg car vertically upward at 0.60 m/s2 ?
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- Two blocks, each of mass m = 3.50 kg, are hung from the ceiling of an elevator as in Figure P4.33. (a) If the elevator moves with an upward acceleration a of magnitude 1.60 m/s2, find the tensions T1 and T2 in the upper and lower strings. (b) If the strings can withstand a maximum tension of 85.0 N, what maximum acceleration can the elevator have before a string breaks? Figure P4.33 Problems 33 and 34.An elevator weighing 2 x 105 N is supported by a steel cable. What is the tension in the cable when the elevator is accelerated upward at a rate of 3 m/s²? 5.35 x 10^5 N O 1.63 x 10^5 N O 2.61 x 10^5 N 3.30 x 10^5 NThe cable supporting a 2105 -kg elevator has a maximum strength of 23260 N. What maximum upward acceleration can it give the elevator without breaking? Express your answer using two significant figures.
- On Earth at sea level, a rope can sustain a maximum force of 80.7 N before breaking. What is the weight of the heaviest object it can lift vertically while accelerating with a magnitude of 3.07 m/s2 ?A certain cable of an elevator is designed to exert a force of 4.5 × 10^4 N. If the maximum acceleration that a loaded car can withstand is 3.5 m/s2, what is the combined mass of the car and its contents?A 10.8-kg block is suspended from the ceiling of an elevator by a cord rated to withstand a tension of 150 N. Shortly after the elevator starts to ascend, the cord breaks. What was the minimum acceleration of the elevator when the cord broke?
- Calculate the forces in members AB, BH, and BG. Members BF and CG are cables which can support tension only. Forces are positive if in tension, negative if in compression. A AB= 5m B 5 m Answers: BG= 67 67 H 7 kN -3.26 BH= -8.33 i 0.667 9 KN c 5 m D 67 67% ܕ ܝ ܝ KN kN KNThe cable supporting a 2165 kg elevator has a maximum strength of 24070 N . What maximum upward acceleration can it give the elevator without breaking (in m/s2) ?An elevator has a mass of 200kg. An average person has of 40 kg. The elevator must accelerate upward at 3 m/s^2. If the elevator cable is capable of supporting 6500 N of tension before it breaks. What is the maximum number of people you could have on board?
- On Earth at sea level, a rope can sustain a maximum force of 85.7 N before breaking. What is the weight of the heaviest object it can lift vertically while accelerating with a magnitude of 3.12 m/s2 ? (without breaking)An elevator weighing 4.56 N is supported by a steel cable. What is the tension in the cable when the elevator is accelerated upward at a rate of 3 m/s2?A 22 kg loudspeaker is suspended 2.4 m below the ceiling by two 2.70 m long cables that angle outward at equal angles. What is the tension in each of the cables?