Question 18

Question

Which of the following would increase the mechanical advantage of an inclined plane?

Best Inclined Plane GIFs | Gfycat

a
increasing the incline of the plane
b
increasing the length of the plane
c
you cannot increase mechanical advantage
d
decreasing the length of the plane

Answer 1

a
increasing the incline of the plane

Answer 2

Question 20
Machines were invented to have a mechanical advantage, so the work output is always __________ than the work input.

a
less
b
all of the above
c
greater
d
harder

Answer 3

c
greater

Answer 4

Question 21
By sharpening a wedge, you _______________ the machine’s mechanical advantage.

a
Increase
b
Do not affect
c
Decrease
d
Lose

Answer 5

a
Increase