define work ,power and energy. state their SIunit
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★Heya mate here us ur answer-
•WORK-
→It is done when an applied force produces some displacement.
→Work = force × displacement (in direction of force)
→SI UNIT - joule or Nm
•ENERGY -
→It is defined as capacity to do work or ability to develop force .
→KE = 1/2mv²
→PE = mgh
→SI UNIT - joule
•POWER -
→It is the amount of energy transferred or converted per unit time .
→P= W/∆t
→SI UNIT-watt
♠hope this helps uh
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