90 degrees - 30 = 60 degrees
Velocity = (5m/s - 4.35m/s x cos(30)) / cos(60)
Velocity = 2.47 m/s
The answer is D) 2.47 m/s at 61.9 degrees
Yes/..................................................
Answer:
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The magnitude of the tangential acceleration of the hanging mass is 2mg/MR
<h3>
Tangential acceleration of the hanging mass</h3>
The tangential acceleration of the hanging mass around the pulley is determined from the principle of conservation of angular momentum as shown below;
τ = Iα
Where;
- I is the moment of inertia
- α is the angular velocity

Where;
- m is the hanging mass
- M is the mass of solid disk
The tangential acceleration is calculated as follows;

Thus, the magnitude of the tangential acceleration of the hanging mass is 2mg/MR
Learn more about tangential acceleration here: brainly.com/question/11476496
Answer:
The value is 
Explanation:
From the question we are told that
The height of the water is 
The density of oil is 
The height of oil is 
Given that both arms of the tube are open then the pressure on both side is the same
So

=> Here

where
is the density of water with value 
and
is the atmospheric pressure
and

=> 
=> 
=> 
=> 
The difference in height is evaluated as

