Nicolaus Copernicus was a Polish astronomer who is best known for the theory that the sun is near the center of the universe and
1 answer:
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Answer:
Explanation:
Let x be the distance to the shore
From trigonometry properties:
Answer:
Speed of 0.08 kg mass when it will reach to the bottom position is 1.94 m/s
Explanation:
When rod is released from rest then due to unbalanced torque about the hinge the system will rotate
Now moment of inertia of the system is given as
now we have
now we have
so we have
now by energy conservation we can say work done by gravity must be equal to change in kinetic energy
so we have
Now speed of 0.08 kg mass when it reaches to bottom point is given as