lennys34 lennys34

21-01-2020
Physics

contestada

How fast must a 70 kg student be running to have a kinetic energy of 568 J?!

Respuesta :

ednorobello92 ednorobello92

21-01-2020

Answer: 4.03 m/s

Explanation: Kinetic energy is

KE = 1/2 m v²

So we derive the equation to have v.

v = √ 2KE / m

= 2 x 568 J / 70 kg

= 16.23

= √ 16.23

= 4.03 m/s

Answer Link

ACCESS MORE

Otras preguntas

Name three veins that carry oxygen-rich or nutrient-rich blood.

(II) To make a secure fit, rivets that are larger than the rivet hole are often used and the rivet is cooled (usually in dry ice) before it is placed in the hol

Which describes the difference between the two sequences? First Sequence: 5, 10, 20, 40.. Second Sequence: 8, 15, 22, 29, ... The first sequence is geometric be

Shelby purchased 100 shares of ABCD Growth fund for $10.00 per share. She had income dividends of $15, capital gain distributions of $35, and a capital gain of

The ratio of my money to Natalie's was 7 to 4. After I gave Natalie $15, I now have 20 % more than her. How much money do we each have now? Solve with a strip d

please help!!! Which ordered triple represents all of the solutions to the system of equations shown below?2x - 2y - z = 6-x + y + 3z = -33x - 3y + 2z =

The plates of a spherical capacitor have radii 6.25 cm and 15.0 crn. The space between the two spheres is filled with a material with dielectric constant of 4.8

What is the comment marker in Python? ("character marker" means the sequence of characters that indicates the beginning of a comment.)

After returning from a holiday to the USA, Megan has some American coins: A 25c coins and B 10c coins with a total value of $1.95, where A and B are both counti

What is outsourcing vs downsizing vs recession?