Determine the ratio of the relativistic kinetic energy to the nonrelativistic kinetic energy (1/2mv²) when a particle has a speed of (a) 1.65 x 10³c. and (b) 0.813c. (a) Number (b) Number Units Units

Q: 5. Calculate the average speed of a 4.0 x 102-newton weight being lifted vertically by a 2.00 x…

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Q: How long will it take a 4 hp motor to lift 400 kg piano to a sixth story window 1800 m above?

A: 1hp =746W so 4hp=4*746=2984W Mass ,m =400kg Height, h=1800m energy required to lift, E=mgh where g…

Q: 4. In the figure shown, determine the work done by the gravitational force on a 5.50-kg particle as…

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Q: PROBLEMA 7: Un jugador de hockey da un golpe al disco ejerciendo sobre él una fuerza de 30N durante…

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Q: Two persons were practicing social distancing to aeviate the spread of COVID-19. Social distancing…

A: Given, Mass of two persons,m1=60 kg,m2=68 kg Initial distance,r1=3 feet=0.914 m Final distance,r2=12…

Q: How much work is done by pulling the box in the figure for distance 20 em F-30 N 60 O 300 N O 3J O O…

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Q: Determine the reactions at the supports A and D. P=18KN w=30kN/m B Ap 1m 1m C 6m D

A: Solution:-Given that

Q: A force (2î -4ON moves an object from the point P (1, 3) m to the point O (3, 8) m. The work (in )…

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Q: Find the work done in pulling a packing case of mass 80 kg a distance of 15 m against a constant…

A: Given, Mass, m=80 kg Distance, s=15 m Resistance, F=150 N   a  on a horizontal surface, The work…

Q: Find the work done by moving a particle in the vector field f along the curve c going counter…

A: The path is given in the figure below. It starts from A and ends at B.

Q: Determine the total work done by the force field, F(x,y) =, on a particle traveling along the path…

A: work done by a force is given by W =∫F→.ds→

Q: Two persons were practicing social distancing to alleviate the spread of COVID-19. Social distancing…

A: Given, m1=60kgm2=68 kgr1=3 feet = 0.9144mr2=12 inches =0.3048m

Q: Calculate q when a system does 46.33 J of work and its energy decreases by 73.53 J.   Round your…

A: Given data The amount of work is given as W = 46.33 J. The amount of energy decreased is given as…

Q: Check the distance of “(2,5)·a1>a2” according to the given project diagram and determine the type of…

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Q: What is the scalar/dot product of the given 3-dimensional vectors: A = (xy)i + (2yz)j + (3xz)k and B…

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Q: Find the work done by the force field F=(2x^2+2y^2)i+(3x+3y)j as an object moves counterclockwise…

A: The work done is the dot product of force and displacement. W→=F→.d→where W is the work done and d…

Q: How far apart should 2 protons be to experience the same force as the weight of a .1kg apple at a…

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Q: A linear accelerator has a bundle of electrons travelling North. The bundle experiences acceleration…

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Q: A man does 4,345 J of work in the process of pushing his 2.80 x 10° kg truck from rest to a speed of…

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Q: O False

A: work done by conservative force is zero in only close path

Q: Determine the power performed by a 70-kg man up the stairs with a height of 3.5 meters in 10…

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Q: The gravitational forces exerted by the Sun on the planets are always directed toward the Sun and…

A: given, There are sun and a planet and placed at distance r

Q: The work is done in one second, or one hour, or one year is called the power. True False

A: Explanation :- We know that rate of work done i.e., work done per unit time is termed as power and…

Q: o persons were practicing social distancing to alleviate the spread of COVID-19. Social distancing…

A: Given Mass m1 = 60 kg Mass m2 = 68 kg Initial distance r1 = 3 ft = 90 cm = 0.9 m Final distance r2 =…

Q: What amount of work that need to be done by an external force on a particle on a frictionless,…

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Q: A mechanic pushes a 2.90 ✕ 103-kg car from rest to a speed of v, doing 5,280 J of work in the…

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Q: How much power is needed to lift a 750 kg elephant 14.3 m in 30.0 seconds?

A: Given data:  Mass (m) = 750 kg Height (h) = 14.3 m Time (t) = 30.0 s Required: Power (P)

Q: 216.0 J

A: Refer attachment

Q: Determine the total work done. Neglect frictional forcce. Vy = 1.50 m/s v 5.20 m/s s0.0 kg 5.20 m

A: Given: Mass of the cyclist, m=80.0 kg Initial speed, vi=5.20 m/s Final speed, vf=1.50 m/s Final…

Q: Given two vectors: The magnitude of 2N - M is: A) 202 B) 7.02 C) 6.08 D) 39.2 M = -3î +6ĵ- 5k and E)…

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Q: A car weighing 1.2 tons. Its engine generates a force of 2000 Newtons. Find the distance traveled by…

A: Given : m = 1.2 tons = (1.2)(1000) = 1200 kg F = 2000 N v = 27 m/s

Q: Problem 8 ( For a round-trip path, AV is always zero Select one: O True O False

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Q: What amount of work that need to be done by an external force on a particle on a frictionless,…

A: Given:work that need to be done by an external force on a particle on a frictionlesshorizontal…

Q: A traveler pulls on a suitcase strap at an angle of 31.6 degrees above the horizontal. if 566 J of…

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Q: The loads shown in the figure below are fixed in space. Determine the value of the distance "X" in…

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Q: Compute the work performed in moving a particle al ong the path r(t)=(r",te",2-t) for OSt54 by the…

A: Solution: The work by the force is given by, W=∫F→.dr→…

Q: Compute the electrical energy used by a household whose monthly electrical bill is $43, computed at…

A: Given  Monthly bill = $ 43 Rate = $ 0.05 Mass = 1985 kg

Q: The force of attraction on an object below Earth’s surface is directly proportional to its distance…

A: The force of attraction on an object below Earth’s surface is directly proportional to its distance…

Q: Would work remain the same and why?

A: