physics

posted by .

Jessie exerted a force of 400N to move a box across the floor to a distance of5m in 4sec. What is his power is kilowatts? Megawatts? Horsepower?

  • physics -

    power = work/time = force*distance/time = 400N*5m/4s = 500W

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physics

    A box of books weighing 300N is shoved the floor of an apartment by a force of 400N exerted downward at an angle of 35.2 degrees below the horizontal. If the coefficient of kinetic friction between box and floor is .570, how long does …
  2. physics

    A box of books weighing 229 N is shoved across the floor by a force of 420 N exerted downward at an angle of 35° below the horizontal.If µk between the box and the floor is 0.75, how long does it take to move the box 7 m, starting …
  3. physics

    A box of books weighing 229 N is shoved across the floor by a force of 420 N exerted downward at an angle of 35° below the horizontal.If µk between the box and the floor is 0.57, how long does it take to move the box 9 m, starting …
  4. Physics help!

    A box of books weighing 323 N is shoved across the floor by a force of 477 N exerted downward at an angle of 35° below the horizontal. (a) If μk between the box and the floor is 0.51, how long does it take to move the box 4.80 …
  5. physics

    Jessie exerted a force of 400N to move a box across the floor to a distance of5m in 4sec. What is his power is kilowatts?
  6. physics

    Jessie exerted a force of 400N to move a box across the floor to a distance of5m in 4sec. What is his power is kilowatts?
  7. physics

    Jessie exerted a force of 400N to move a box across the floor to a distance of5m in 4sec. What is his power is kilowatts?
  8. physics

    A box of books weighing 314 N is shoved across the floor by a force of 475 N exerted downward at an angle of 35° below the horizontal. (a) If μk between the box and the floor is 0.53, how long does it take to move the box 5.00 …
  9. Physics

    A box of books weighing 337 N is shoved across the floor by a force of 467 N exerted downward at an angle of 35° below the horizontal. (a) If μk between the box and the floor is 0.56, how long does it take to move the box 4.00 …
  10. Physics

    A box of books weighing 337 N is shoved across the floor by a force of 467 N exerted downward at an angle of 35° below the horizontal. (a) If μk between the box and the floor is 0.56, how long does it take to move the box 4.00 …

More Similar Questions