The most essential while choosing the privilege PFD for a traveler is the information required for choosing right PFD for the traveler's body weight and trunk size.Note that the offspring of what age under 8 years old are required to wear legitimately secured PFD while on vessel unless in securely closed cabin.
The first choice on the list is the correct one.
Answer:
Explanation:
It doesn't mean it equal to each other. lets say x is directly proportional to y. Here, if something happens to x then, y will do the same thing. for example, if x increases, then y also increases. similarly, if x decreases, then y also decreases. therefore, x is something or lets say it is a major factor that decides the fate of y.
V = wavelength * frequency
12 mm = 0.012 m
frequency = 7 Hz
v = 0.012 * 7 = 0.084 m/s
Explanation:
the formula for workdone is W=F×D
From the parameters given.
F=?
W=175
D=75
solving for f
F= w/d
F=175/75= 2.33N
