A uniform rod of length L, mass M, is suspended by two thin strings. Which of the following statements is true
1 answer:
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The momentum of ball is given by:
Since both have the same momentum, we have:
Number 3
If you notice any mistake in my english, please let me know, because i am not native.
Since both have the same momentum, we have:
Number 3
If you notice any mistake in my english, please let me know, because i am not native.
Answer:
Explanation:
Initial angular speed of the ferris wheel is given as
final angular speed after friction is given as
now angular acceleration is given as
now torque due to friction on the wheel is given as
Now the power required to rotate it with initial given speed is