shajajashajak
shajajashajak shajajashajak
  • 01-03-2017
  • Physics
contestada

what is the mass of an object that creates 33750 J of energy by traveling at 30 m/s

Respuesta :

21SAVAGEEE
21SAVAGEEE 21SAVAGEEE
  • 01-03-2017
Answer: Mass of the object is  75 kg.
Answer Link
osprey2015
osprey2015 osprey2015
  • 01-03-2017
travelling energy = kinetic energy = half m v squared.
33750=(1/2)m 30^2
33750=15x30m
3375=15x3m
m=75kg

Answer Link

Otras preguntas

A sample of nitrogen gas is stored in a 592.2 mL flask at 108 kPa and 10.0°C. The gas is transferred to a 750.0 mL flask at 28.9°C. What is the pressure of nitr
A wave has a speed of 50m/sec if its frequency is 100 hz what's it's wavelength
Noura runs 3 miles in 20 minutes.what is her rate of speed per minute?what is her rate of speed per hour
what amendment was Amelia Earhart an early supporter of
Help help help help help
What is the quotient (6x^4 + 15x^3 − 2x^2 + 10x − 4) ÷ (3x^2 + 2)?Someone please help, I'm very confused.
what tool is used to measure a single,specific volume of liquid? A.a beaker B. a graduated cylinder C. A buret D. A volumetric flask
The difference between two numbers is 103 103 . seven times the smaller is equal to 5 5 more than the larger. what are the numbers?
A bottle holds 260 ml of juice when it is a quster full.how much juice can it hold hold when it is completely full.
who's this president?