Question

.
a. For work to be performed, energy
must be
(i) transferred from one place to
another (ii) concentrated
(iii) transformed from one type to
another (iv) destroyed
b. Joule is the unit of ...
(i) force (11) work (iii) power
(iv) energy
c. Which of the forces involved in
dragging a heavy object on a
smooth, horizontal surface, have
the same magnitude?
(i) the horizontal applied force (ii)
gravitational force (iii) reaction
force in vertical direction (iv) force
of friction
d. Power is a measure of the
(i) the rapidity with which work is
done (ii) amount of energy required
to perform the work (iii) The
slowness with which work is
performed (iv) length of time​

Answer 1

Answer:

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