Question

If the diameter of the shaft subjected to torque alone is doubled, then the horse power p can be increased to

Answer 1

• 8P or 8 times is the correct answer.

It's solution :

= When diameter is doubled the torque carrying capacity becomes 8 times the original so it increases to 8 times.

Answer 2

If the diameter of the shaft subjected to torque alone is doubled, then the horse power p can be increased to the 8 times to the original.