xiomaradiaz326 xiomaradiaz326
  • 12-02-2018
  • Physics
contestada

A crane with output power of 200W will lift a 600N object a vertical distance of 4.0 meters in seconds

Respuesta :

Аноним Аноним
  • 12-02-2018
1 w = 1N/s the change in total energy =mgh = 600*4 = 2400N. 2400N/200N/s = 12seconds
Answer Link

Otras preguntas

A pitot tube indicates a pressure of 155 kPa when placed in an air stream in which the temperature is 15°C and the Mach number is 0.7. Find the static pressure
what fractions are equivalent to 3/4
Is pushing a shovel doing work?
Which phrase describes the variable expression y- 12? O A. The product of yand 12 O B. y decreased by 12 O c. y increased by 12 O D. The quotient of yand 12
A 72-year-old man is being observed by your clinic for benign prostatic hyperplasia. His symptoms of a weak stream, straining, and post-void dribbling are worse
What is not true regarding industry-sponsored research?
A giant wall clock with diameter d rests vertically on the floor. The minute hand sticks out from the face of the clock, and its length is half the clock diamet
A chemistry student needs 40.0 mL of pentane for an experiment. By consulting the CRC Handbook of Chemistry and Physics, the student discovers that the density
why did europeans want to find a direct sea route to asia in the fifthtenth and sixteenth century
You have $11,849.93 in a brokerage account, and you plan to deposit an additional $5,000 at the end of every future year until your account totals $240,000. You