The action that has the ability to change the motion of an object
1 answer:
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Answer:
The archerfish must spit at a minimum speed of at an angle of
above the horizontal.
Explanation:
Hi
First of all, we need to find the angle above the horizontal at which the archerfish must spit, as we can see in the attachment this angle is .
Then we use the formula , as we clear it for
, we obtain,
, therefore the archerfish must spit at a minimum speed of
at an angle of
above the horizontal.
Answer:
a) 13.59 m/s²
b) 67.95 m/s
c) 169.875 m
Explanation:
t = Time taken
u = Initial velocity
v = Final velocity
s = Displacement
a = Acceleration
m = Mass
Force
Acceleration of the jet is 13.59 m/s²
Velocity attained at 5 seconds is 67.95 m/s
Distance traveled in the 5 seconds is 169.875 m