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

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