Question

b) What is the effort needed if the ramp were
only 0.5 m long?
c) What is the effort needed if the ramp were
1 m long?
d) Which ramp should she use?
a) How far must the effort be me
the load 1 m?
b) If the load is 100 N, how much effort
needed to lift it 1 m?
c) If the effort is 80 N, how much load c
the system lift 1 m?
d) What is the mechanical advantage of
two-pulley system?
0.2m
13. A load is lifted 1 m by a two-pulley system.
14. Solar panels are placed on the roofs of
houses and heat water using the sun's
energy.
a) Explain why the absorber panel is pail
black.
2
pull
b) Explain why there is insulation around
pipes carrying the water away from th
panel.
15. Draw a diagram of a clinical thermomete
and explain how the design is different fr
normal thermometer.
Pls help with number 13. A,b,c,d

Answer 1

Answer:

to lift it 1 m?

c) If the effort is 80 N, how much load c

the system lift 1 m?

d) What is the mechanical advantage of

two-pulley system?

0.2m

13. A load is lifted 1 m by a two-pulley system.

14. Solar panels are placed hope it helps