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Two wheels  and  are connected by a belt  as shown in Figure. The radius of  is three times the radius of . What would be the ratio of the rotational inertias

if both the wheels have the same rotational kinetic energy?


Question ID - 101425 :-

Two wheels  and  are connected by a belt  as shown in Figure. The radius of  is three times the radius of . What would be the ratio of the rotational inertias

if both the wheels have the same rotational kinetic energy?

1 Answer
5876 Votes
3537

Answer Key : (9) -

(9)

As the belt does not slip,

i.e., (i)

According to the given problem if  so Eq. (i) becomes

      (ii)

If both the wheels have the same rotational kinetic energy, then

or



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Four solid sphere each of diameter CM and mass 0.5 kg are placed with their centres at the corners of a square of side 4 cm. The moment of inertia of the system about the diagonal of the square is  then is


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