M

Mr. Dubey • 100.64K Points
Coach

Q. Refer to fig
Two plates are fastened by means of two bolts.
The yield strength of bolt is 400N/mm² and factor of safety is 4.
Determine the size of the bolts.

  • (A) 8mm
  • (B) 9mm
  • (C) 10mm
  • (D) 11mm
Share
Explanation by: Mr. Dubey
permissible hear stress=0.5 x 400 /4 =50n/mm². p=2 (π xd²/4) x τ or 5000=2 x π x d² x 50/4 or d=7.97mm.

You must be Logged in to update hint/solution

Discusssion

Login to discuss.

Related MCQs

Q. A load curve helps in deciding

Q. Drilling can be performed more effectively by milling machine.

Q. The number of control points can be added or subtracted in .

Q. A single transverse weld is preferred over double transverse fillet weld.

Q. Which of the following chemical compound, is the most common flux added to the charge in a cupola furnace?

Q. An isolated system

Q. When the future is predicted by extra polation

Q. An induction motor when started on load, it does not accelerate up to full speed but runs at 1/7th of the rated speed. The motor is said to be

Q. A triangular plane stress element has how many degrees of freedom?

Q. Coal used in power plants is also known as

Question analytics