Question

The restoring couple per unit twist in a solid cylinder of 3 cm radius is

90 Nm . What will be the restoring couple per unit twist in a hollow

cylinder of same material, mass and length but external radius 5 cm?​

Answer 1

Answer:

प्रायोगिक अभिलेख पुस्तिका एवं मौखिकी। Practical record book and and viva -voce