A weightlifter drops a 15.0-kg barbell from a height of 2.0 m. Calculate the kinetic energy of the barbell as it hits the floor.\
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Mass of barbell,m= 15kg
height, h= 2m
potential energy at that point= kinetic energy
potential energy= mgh
=> 15*10*2 (acceleration due to gravity= 10 m/s^2)
= 300 joule
so,kinetic energy will be 300 joule.
_________________
hope it helps☺☺
Mass of barbell,m= 15kg
height, h= 2m
potential energy at that point= kinetic energy
potential energy= mgh
=> 15*10*2 (acceleration due to gravity= 10 m/s^2)
= 300 joule
so,kinetic energy will be 300 joule.
_________________
hope it helps☺☺
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