Find the mass, in kilograms, of an object that requires 6,444 J of work to lift it to a height of 33 meters.   Round your answer to the nearest hundredth.

Q: A car is cruising at a constant speed of 24 m/s. If the frictional force acting on the car is 571 N,…

A: Given: Speed of car v = 24 m/s Frictional force acting on the car f = 571 N

Q: How much work must be done to stop a 1100-kg car traveling at 111km / h ? (Hint: You will need to…

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Q: A weightlifter lifts an 110-kg barbell at a height of 2.3 meters above the ground. If it took 3.1…

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Q: Suppose that 6 J of work is needed to stretch a spring from its natural length of 28 cm to a length…

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Q: A force of 2 pounds is required to hold a spring 2.4 inches beyond its natural length. How much work…

A: Given: force applied, F = 2 pound displacement, S  = 2 inch

Q: I've already had a wrong Bartleby Expert answer of "1.17" on this question. I am looking for a…

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Q: The mass of a Ford F-150 truck is M. If the truck is moving with speed s, what is the kinetic…

A: Given Mass = M = 2020 kg Speed = s = 60 mi/hr We have to calculate kinetic energy.

Q: Suppose that 4 J of work is needed to stretch a spring from its natural length of 36 cm to a length…

A: Suppose that 4 J of work is needed to stretch a spring from its natural length of 36 cm to a length…

Q: (a) What is the average useful power output of a person who does 7.0000 x106 J of useful work in…

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Q: A 2kg crate sitting on a horizontal surface is pushed by a horizontally applied force of 8N. If it…

A: Given- Mass of crate m=2 kg Applied force on the crate F= 8N To find the work  done in the first 6…

Q: What is the work done on a 3 kg cart that accelerates from 5 m/s to 20 m/s. (A 22.5J (B 45J c)…

A: Given data:  Mass (m) = 3 kg Initial velocity (Vi) = 5 m/s Final velocity (Vf) = 20 m/s Required:…

Q: A truck pulls a sled loaded with different kinds of vegetables at a certain distance. Suppose the…

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Q: Suppose that 5 J of work is needed to stretch a spring from its natural length of 34 cm to a length…

A: (a) The spring constant can be written as E=12kx2k=2Ex2k=25 J10×10-2cm2k=1000 N/m…

Q: m 24 cm to 30 cm? (Round your answer to two decimal places.) J =

A: GivenNatural length of spring, Li=24 cm=0.24 mForce required, F=28 NAfter Stretching length of…

Q: A ball with a mass of 2.20 kg is moving with velocity (5.60î – 1.20ĵ) m/s. (HINT: v² = ✔ V.) . (a)…

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Q: A stone with a mass of 2.40 kg is moving with velocity (6.20î – 1.80ĵ) m/s. (HINT: v² = v · v.) (a)…

A: Given  Massof stone m=2.40kg Initial velocity vi=6.20i-1.80j Final velocity vj=8i+4j

Q: A rock with a mass of 3.80 kg is moving with velocity (5.80î – 2.00j) m/s. (HINT: v? = v- v.) (a)…

A: Change in Kinetic energy is equal to net work done. Also to calculate kinetic energy, we need only…

Q: A typical baseball has a mass of 0.145 kg. Some pitchers can throw a baseball with a speed of about…

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Q: How much work (in J) must be done to lift a stack of bricks, which has a mass of 700 kg, from the…

A: mass m = 700 kg height h = 13 m g = 10 m/s2

Q: Suppose it takes 5 ft-lb of work to compress a spring from its natural length of 4 ft to a length of…

A: As per Hooke's law when an ideal spring is compressed then force proportional to the decrease in…

Q: f 27 J of work is needed to stretch a spring from 18 cm to 24 cm and another 45 J is needed to…

A: Given data as per question energy used  is  27J

Q: For exercise, an athlete lifts a barbell that weighs 400 N from the ground to a height of 2.20 m at…

A: Given data:  Weight (mg) = 400 N Height (h) = 2.20 Time (t) = 1.60 s Required: The metabolic energy…