A motor does12 kJ of workin 20 seconds.What is itspower output?Define powerin terms ofwork andtime.FormulaA machinetransfers 600 J ofuseful energyeach second froman input of 750J/s. What is itsefficiency?Name onecommon unitfor largepoweroutputsWhat is themeaning of amachine havinga power ratingof 2.5 kW?A light bulbconverts 75%of electricalpower into light.What happensto the rest?A crane lifts a200 kg loadvertically at 0.8m/s. What is itspower output?(g = 9.8 m/s²)Power can alsobe expressedas the productof ___ and ___in linear motion.Write theequationconnectingwork done,power, andtime.If a 2 kW kettleruns for 3minutes, whattotal energy istransferred?Give theSI unit ofpower.State thebase SIunits ofpower.A 60 W lamp isused for 30seconds. Howmuch energydoes it convert?A 12 V batterysupplies acurrent of 4 A toa lamp. What isthe powersupplied?A motor exerts aconstant force of150 N and movesan object at 4m/s. Calculatethe power output.A person who weighs500 N runs up a flightof stairs in 5.0 s(Figure 5.18). Theirgain in height is3.0 m. Calculate therate at which work isdone against the forceof gravityThe powerdeveloped by acar engine is 40kW. In 5 seconds,how much workis done?A 100%efficient motorhas a powerinput of 1.2 kW.What is thepower output?Expresspower interms ofenergytransfer.The graph ofenergy vs. time fora system has aslope of 250 J/s.What quantitydoes thisrepresent?A motor does12 kJ of workin 20 seconds.What is itspower output?Define powerin terms ofwork andtime.FormulaA machinetransfers 600 J ofuseful energyeach second froman input of 750J/s. What is itsefficiency?Name onecommon unitfor largepoweroutputsWhat is themeaning of amachine havinga power ratingof 2.5 kW?A light bulbconverts 75%of electricalpower into light.What happensto the rest?A crane lifts a200 kg loadvertically at 0.8m/s. What is itspower output?(g = 9.8 m/s²)Power can alsobe expressedas the productof ___ and ___in linear motion.Write theequationconnectingwork done,power, andtime.If a 2 kW kettleruns for 3minutes, whattotal energy istransferred?Give theSI unit ofpower.State thebase SIunits ofpower.A 60 W lamp isused for 30seconds. Howmuch energydoes it convert?A 12 V batterysupplies acurrent of 4 A toa lamp. What isthe powersupplied?A motor exerts aconstant force of150 N and movesan object at 4m/s. Calculatethe power output.A person who weighs500 N runs up a flightof stairs in 5.0 s(Figure 5.18). Theirgain in height is3.0 m. Calculate therate at which work isdone against the forceof gravityThe powerdeveloped by acar engine is 40kW. In 5 seconds,how much workis done?A 100%efficient motorhas a powerinput of 1.2 kW.What is thepower output?Expresspower interms ofenergytransfer.The graph ofenergy vs. time fora system has aslope of 250 J/s.What quantitydoes thisrepresent?

POWER - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. A motor does 12 kJ of work in 20 seconds. What is its power output?
  2. Define power in terms of work and time. Formula
  3. A machine transfers 600 J of useful energy each second from an input of 750 J/s. What is its efficiency?
  4. Name one common unit for large power outputs
  5. What is the meaning of a machine having a power rating of 2.5 kW?
  6. A light bulb converts 75% of electrical power into light. What happens to the rest?
  7. A crane lifts a 200 kg load vertically at 0.8 m/s. What is its power output? (g = 9.8 m/s²)
  8. Power can also be expressed as the product of ___ and ___ in linear motion.
  9. Write the equation connecting work done, power, and time.
  10. If a 2 kW kettle runs for 3 minutes, what total energy is transferred?
  11. Give the SI unit of power.
  12. State the base SI units of power.
  13. A 60 W lamp is used for 30 seconds. How much energy does it convert?
  14. A 12 V battery supplies a current of 4 A to a lamp. What is the power supplied?
  15. A motor exerts a constant force of 150 N and moves an object at 4 m/s. Calculate the power output.
  16. A person who weighs 500 N runs up a flight of stairs in 5.0 s (Figure 5.18). Their gain in height is 3.0 m. Calculate the rate at which work is done against the force of gravity
  17. The power developed by a car engine is 40 kW. In 5 seconds, how much work is done?
  18. A 100% efficient motor has a power input of 1.2 kW. What is the power output?
  19. Express power in terms of energy transfer.
  20. The graph of energy vs. time for a system has a slope of 250 J/s. What quantity does this represent?