An object is lifted upward at a constant speed. The gain in potential energy of the object is due to the
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From the question,
Using Impulse, the product of the constant force, F and time t equals the product of the mass of the body and change in velocity.
This implies that
You can also use the equation of linear motion,
But
Using Impulse, the product of the constant force, F and time t equals the product of the mass of the body and change in velocity.
This implies that
You can also use the equation of linear motion,
But
Time required : 3 s
<h3>Further explanation </h3>Power is the work done/second.
To do 33 J of work with 11 W of power
P = 11 W
W = 33 J