Question

# Machine Layout

The strain energy stored in a spiral spring is given by?
a) 12M²L/Ebtᵌ
b) 6M²L/Ebtᵌ
c) 8M²L/Ebtᵌ
d) None of the listed

Explanation: U=Mθ/2 where θ=12ML/Ebtᵌ.

#### Earn Coins

Coins can be redeemed for fabulous gifts.

Similar Homework Help Questions
• ### Machine Layout

When the shaft is subjected to pure bending moment, the bending stress is given by?a) None of the listedb) 32M/πdᵌc) 16M/πdᵌd) 8M/πdᵌ

• ### Machine Layout

When the shaft is subjected to pure torsional moment, the torsional stress is given by?a) None of the listedb) 32M/πdᵌc) 16M/πdᵌd) 8M/πdᵌ

• ### Machine Layout

The optimum velocity of the belt for maximum transmission is given by √P/6m.a) Yesb) No, by replacing 6 by 3c) Replacing 6 by 9d) None of the listed

• ### Machine Layout

Modulus of resilience is defined asa) Strain energy per unit volumeb) Strain energy per unit areac) Independent of strain energyd) None of the mentioned

• ### Machine Layout

If number of coils are 8 and wire diameter of spring 3mm, then solid length is given by?a) None of the listedb) 27mmc) 24mmd) 21mm

• ### Machine Layout

The helix angle is very small about 2⁰. The spring is open coiled spring.a) Yesb) It is closed coiled springc) That small angle isn’t possibled) None of the listed

• ### Machine Layout

What will happen if stresses induced due to surge in the spring exceeds the endurance limit stress of the spring.a) Fatigue Failureb) Fracturec) None of the listedd) Nipping

• ### Machine Layout

Find the shear stress in the spring wire used to design a helical compression sprig if a load of 1200N is applied on the spring. Spring index is 6, and wire diameter 7mm.a) 452.2N/mm²b) 468.6N/mm²c) 512.2N/mm²d) None of the listed

• ### Machine Layout

Spiral spring is quite rigid.a) Yesb) No it is flexiblec) It is of moderate rigidityd) Rigidity can’t be determined

• ### Machine Layout

The longest leaf in a leaf spring is called centre leaf.a) It is called middle leafb) It is called master leafc) Yesd) None of the listed