a man stands on weighing scale in a lift which carries him upwards with acceleration, what happen please tell
1 answer:
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Answer:
3.16 × W/
Explanation:
β(dB)=10 ×
=
W/
β=55 dB
Therefore plugging into the equation the values,
55=10 })[/tex]
5.5= })[/tex]
=
316227.76×= I
I= 3.16 × W/
Answer:
The answer is
<h2>28 kg</h2>Explanation:
The mass of an object given it's momentum and velocity / speed can be found by using the formula
where
m is the mass
p is the momentum
v is the speed or velocity
From the question
p = 280 kg/ms
v = 10 m/s
The mass of the object is
We have the final answer as
<h3>28 kg</h3>Hope this helps you
Answer:
So percentage error will be 2 %
Explanation:
We have given initial value of acceleration due to gravity
And final value of acceleration due to gravity
We have to find the percentage error
We know that percentage error is given by
So %