GATE CE 2024 ce-1 Q40: Solid Mechanics

A homogeneous shaft PQ with fixed supports at both ends is subjected to a torsional moment T at point Q, as shown in the figure.

The polar moments of inertia of the portions PQ and QR of the shaft with circular cross-sections are

and

, respectively. The torsional moment reactions at the supports P and R are

and

, respectively.

and

, the ratio of the lengths

Your answerChoose one option.

0.50

0.25

4.00

2.00

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