Find the potential energy and kinetic energy at each point (1-5). No solution required. m= 10 kg 2m 10m 5m 7m
Q: 1. A student of mass 40 kg caries a bag weighing 5000g from the ground floor to his class on the…
A: Work done by boy W= mgh Given that m= 5kg h= 0.7m
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A: Given data: Force vs displacement graph Required: The work done from x=0 m to x = 10.0 m
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Q: Question 12 The force on a 1.68 kg object as a function of position is shown in the figure. (Assume…
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Q: A box is being pulled up a hill at constant speed. Select all of the true statements about the…
A: The box is moving up the hill with constant speed since kinetic energy is given by K.E =…
Q: A 3.2-kg bucket of water is lifted vertically 2 m How much work against gravity is done? Use g =…
A: Mass of bucket of water = 3.2 kg Vertical distance = 2 m g = 9.8 m/s2
Q: A mountaineer of 56.3 kg climbs to a height of 1250 m and the next day climbs to a height of 1335 m.…
A: The mass of the mountaineer is 56.3 kg.The initial height ( first day) is 1250 m.The final height…
Q: A person picks a 1.00 kg box of macaroni from off the shelf and lowers it 0.77 m into a shopping…
A: Given:- The mass of the box of macaroni is m = 1.0 kg. The distance the person put that box is d =…
Q: You lift your 8.4 kg back pack off your bedroom floor and place it on your desk. It your desk is 2.7…
A: Given mass m = 8.4 kg displacement = height h = 2.7 m
Q: A spring has natural length 24 cm. Compare the work (in J) W, done in stretching the spring from 24…
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Q: How much work is it to lift a 25 kg sack of cement vertically 4.3 m?
A: Given , Mass of sack of cement (m)= 25 kg Sack of cement lifted vertically h= 4.3 m
Q: 2. A cart with a mass of 100 kg is filled with 1,800 kg of coal. A force of 14 kN is used to pull…
A: Work done by the force pulling the cart = F * d = 14 * 10^3 * 10.5 = 147000 J Work done by gravity =…
Q: determine net work m -10,5 kg
A: m=10.5kgmu=o.32force=325N
Q: 1a) A 4.1 "kilo" bag of sugar is on a counter. How much work is required to put the bag on a shelf a…
A: ...
Q: In a simple pendulum, energy is stored by lifting the pendulum some height "h" away from the pull of…
A: solution is given by
Q: 11 19. An applied force of 750 N is applied to a crate at an angle of 5° below the horizontal. The…
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Q: ) How much work do you do if you carry a 100 N backpack up a flight of stairs with a height of 5 m?…
A: FORCE=100n DISPLACEMENT=5M work done by you=(force)(displacement)=100 X 5m=500J (ANSWER)
Q: The third floor of a house is 8.0 m above the street level. How much work is needed to move a 150…
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Q: A 67.5-kg hiker starts at an elevation of 1270 m and climbs to the top of a peak 2730 m high. -…
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Q: A student with a mass of 50.0 kg climbs a vertical staircase in 28.5 seconds. If the staircase has…
A: Given Mass(m) = 50kg time(t) = 28.5sec number of steps(n) = 14 height of each step(h) = 22.5cm =…
Q: Determine the work done in lifting a 50-pound object 4 feet.
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Q: 4. A bungee cord exerts an elastic force given by F(x) = k1x+k2x³, where kı = 200 N/m and k2 -.25…
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- The force acting on a particle varies as shown in Figure. Find the work done by the force on the particle as it moves from x=0m tox=8.0 m. Round off your result to 1 decimal place. Fx (N) 6 4 2 -2 2 46 8 10 x (m)If 54 J of work is needed to stretch a spring from 16 cm to 22 cm and another 90 J is needed to stretch it from 22 cm to 28 cm, what is the natural length (in cm) of the spring? cmDiscuss Potential Energy Diagrams Given Below: UpF Uc UB UA 0. 1 3. 4 6. 7 8 6. x (m)