A 5.0 kg object is to be given an upward acceleration of 0.30 m/s by a rope pulling straight upward on it. What must be the tension in the rope? O A. 51 N O B. 48 N OC. 55 N O D. 49 N
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- How much would an 80.0 kg person weigh on Mars, where the acceleration of gravity is 3.93 m/s^2. a. 0.05 N c. 83.93 N b. 20.36 N d. 314.40 N65.0 N 30 30.0 N- 20 20.0 N What is the magnitude of the resultant of these three forces? a. 27.0 N b. 33.2 N c. 36.3 N d. 23.8 N 105 N e.Explain Newton's second Law and solve related problems Given a block which is at rest on a perfectly flat smooth table. You push with your hand horizontally on the block with some force. If the mass of the block = 2.00 kg and the acceleration of the block = 5.00 m/s2 then what is the force on the block from your hand in SI units? a. 2.50 N b. 0.100 N c. 0.400 N d. 10.0 N e. zero
- 43. An art student is designing a funky hanging sculpture in which three identical flying saucer sculptural pieces will be suspended from identical wires, as shown, from the gallery ceiling. If each wire is rated at holding a maximum tension of no more than 90.0 N, what is the maximum mass for each piece of sculpture? A. 3.06 kgB. 9.12 kgC. 30.0 kgD. 270 kgA crate (100 kg) is in an elevator traveling downwards and slowing down at 6 m/s. Find the normal force exerted on the %3D crate by the elevator. Assume g = 10 m/s2. A. 1600 N B. 400 N C. 1000 N D. 400 N E. 600 NA 240 N object is hung from two ropes as shown, If the whole system moves with constant velocity, find the tension force (T) of the horizontal rope 30 240 N O a. 416N Ob.656N O 208 N Od 100 N
- 3. A particle of mass 3.0 kg is acted on by a single force F1 = 16î N. a. What is the particle's acceleration? b. If the particle starts at rest, how far does it travel in the first 5.0 s?Suppose a 59.0 kg gymnast climbs a rope. a. What is the tension (in N) in the rope if he climbs at a constant speed? b. What is the tension (in N) in the rope if he accelerates upward at a rate of 1.60 m/s2?