6.7 Springs

Question 1

Torsion spring resist? When are they most effective?

Answer 1

1) Torque forces

2) Supported over a rod or tube

Question 2

High carbon spring?

Answer 2

least expensive and not ideal for high or low temp

Question 3

Spring returns to its______ shape

Answer 3

unloaded

Question 4

Springs are divided into 3 categories

Answer 4

High duty
general duty
static duty

Question 5

Compression springs are manufactured in what shapes and what are they made out of?

Answer 5

1) Cylindrical and convex

2) Round wire

Question 6

Compression springs with ____ ends prevent _____

Answer 6

closed

tangling

Question 7

Compression springs with ground ends permit ____ control and inhibit___

Answer 7

squareness

buckling

Question 8

Extensions spring common ends are?

Answer 8

loops and hooks

Question 9

Wire forms can produce what type of movements?

Answer 9

torsional and tensional

Question 10

What is the most common type of material for all springs and why?

Answer 10

high carbon Steels and least expensive

Question 11

what spring have good electrical properties

Answer 11

non ferrous

Question 12

Nickel-based alloys are useful in spring because?

Answer 12

resist corrosion and are nonmagnetic

Question 13

Before testing springs should?

Answer 13

have a visual inspection and special care given to the hooks.

Question 14

Engine valve spring is a ____ spring and it must posses good____ and ____ strength

Answer 14

compression
compressive
fatigue

Question 15

Conical spring compared to parallel spring does not

Answer 15

coil bind when compressed.

Question 16

Hooke law

Answer 16

dorce of spring directly proportional to deflection only in the elastic range.

Question 17

Large deflection, low load

Answer 17

low rate spring

Question 18

Small deflection, high load

Answer 18

high rate spring.

Question 19

Leaf spring is an example of a?

Answer 19

cantilever beam