14. Jane was holding a 500 gram basket 1.0 meter above the floor for 2 minutes. How much work was done in Joules O a) 0 O b) 0.50 c) 4.9 d) 4900
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
Q: 2. If a man lifts a 20.0-kg bucket from a well and does 6.00 kJ of work, how deep is the well?…
A: solution is given as
Q: The rate at which work is done is known as .
A:
Q: 10. What is the work from 6m to 8m in the diagram below? а. 2J b. 4J C. 6J d. 8J Posten m) (N
A: According to question we need to find work done from 6m to 8m.
Q: The third floor of a house is 10 m above the street level. How much work is required to lift a 500…
A:
Q: Problem 3: The force F = (6.55 N)i + (5.79 N)j acts on a particle as it moves along a straight line…
A:
Q: .How much work is done in lifting a 2-kg ball 0.5m high? Express your answer in a) joules and b)…
A:
Q: In 1990, Walter Arfeuille of Belgium lifted a 281.5 - kg object through a distance of 17.1cm using…
A: Given data: Mass (m) = 281.5 kg Height (h) = 17.1 cm = 0.171 m The speed of the object is constant…
Q: 5. (a) What is the kinetic energy in joules of a 1000kg automobile traveling at 90km/h? (b) How much…
A:
Q: 11. Airflow lifts a 3.6 kg bird 50 m up. How much work was done by the flow?
A: We know that, Law of conservation of energy states that energy can neither be created nor…
Q: 8. A block is moving with 52.0 J of KE. A 12.0N force pulls the block straight forward for 3.00 m.…
A:
Q: One Watt = ? A) 1 Joule/sec B) 1 erg/sec C) 1 Pascal/sec D) 1 m/s
A:
Q: +29 a -29 +29 +29 -29 +29 1. 2. a = 2mm k. = 9. 10° () (Nm² q = 3µC Find the work to be done against…
A:
Q: 1. A force of 5 pounds is required to stretch a spring from ints natural length of 3 inches to a…
A: Force required to stretch a spring from x=3 inches to x=4 inches is F=5 pounds. We need to find the…
Q: It took a 36,000 Newton force to make a car move 1,500 meters. How many Joules of work is performed…
A: Given: Force F=36000N Displacement d =1500 m To find: Work W=??
Q: A 1400 kg car accelerates from 5 m/s to 10 m/s. The net work done by the car is VI V2 500 kJ 200 kJ…
A: Given: The mass (m) of the car is 1400 Kg. The initial velocity (u) of the car is 5 m/s. The final…
Q: How much energy does a 7kg box have if it is at a height of 5m? O 233 J O 123 J O 343 J O 453 J
A: Given Data: The mass of box is m = 7 kg. The height of box is h = 5 m. When a body is placed above…
Q: Calculate the work done by the earth on a 2.00 kg brick that falls from the roof of a 10.0 m…
A: Given that The mass of a brick (m) = 2.00Kg The height of the brick(h) = 10m…
Q: Under what conditions is the work done i) maximum and ii) minimum?
A: Given:- Under the condition for the work done i. maximum ii. minimum is following…
Q: The total energy required to move a 10-N block up a 25-degree incline for 10 meters is 500 Joule. A…
A:
Q: A force of 5 N acts on an initially stationary object of mass 15 kg. Calculate the work (J) done by…
A:
Q: Problem 6: A toy cart is pulled a distance of 6.2 m in a straight line across the floor. The pulling…
A: Given data :- Displacement (along the floor) d = 6.2 m Pulling force Fp = 19.2 N Angle θ between…
Q: 4. If it takes a 100-N force to lift one shovel full of snow up 1.5 m, how many shovels full could…
A: Solution:-Given thatForce (F)=100 NDisplacement (d)=1.5 mTotal energy (E)=28 kJ=28000 J
Q: The force of gravity does NOT do work on an object that is what?
A:
Q: 18. A 100-g bullet is fired from a rifle having a barrel 0.600 m long. Choose the origin to be at…
A:
Q: How much work does a supermarket checkout attendant do on a can of soup he pushes 0.550 m…
A: Applied force is F=4.40 N Displacement is d=0.550 m Note: 1 J=1 Nm 1 kcal=4184 J Find: Work-done in…
Q: Children in a tree house lift a small dog in a basket 4.70m up to their house. If it takes 201J of…
A:
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: ) 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: ure shown, if the mass (m=8 Kg) is moving with constant speed and traveled a distance d=15 m, what…
A: Given that Block is moving at constant speed, So that means acceleration of block in horizontal…
Q: Cite two examples in which a force is exerted on an object without doing any work on the object
A: Example 1 A boy whirling a stone tied to a rope in horizontal circle. In this case force applied…
Q: A position dependent force, F = 7-2x+3x2-N acts on a small body of mass 2kg and displaces it from x…
A: Option
Q: Suppose that 3 of work is needed to stretch a spring from its natural length of 30 cm to a length of…
A: Given: The work done d is 3 J from its natural length of 30 cm to 45 cm. To find: The work is done…
Q: A force of 1300 lb compresses a spring from its natural length of 18 in. to a length of 10 in. How…
A: Given Applied force is F=1300 lb Compression of the spring in the first case is ∆x1=18-10 in=8 in…
Q: Stanley does 176 Joules of work lifting himself 0.30 m. What is Stan’s mass?
A:
Q: In the figure shown, if the mass (m-6 Kg) is moving with constant speed and traveled a distance…
A:
Q: 2. Compute the work done against gravity by a pump that discharges 600 liters of fuel oil into a…
A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a…
Q: The third floor of a house is 8.0 m above the street level. How much work is needed to move a 150…
A:
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