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# Flexible Connectors in Mechanical Engineering Lesson IV Quiz

Created by
@EarnestGalaxy

3

greater

same

### The belt speed is the ______ as the pulley's surface speeds

<p>same</p> Signup and view all the answers

### The speed ratio, $SR$, is calculated using the equation $SR = \frac{D_2}{D_1}$, where $D_1$ is the diameter of the smaller pulley and $D_2$ is the diameter of the bigger pulley

<p>same</p> Signup and view all the answers

### The belt length, $L$, is calculated using the equation $L = \frac{(D_1 + D_2)}{2} + 2C + \frac{(D_2 - D_1)^2}{4C}$, where $D_1$ is the diameter of the smaller pulley, $D_2$ is the diameter of the bigger pulley, and $C$ is the distance between the centers of the pulleys

<p>same</p> Signup and view all the answers

### The open belt connection is used for connecting parallel ______

<p>shafts</p> Signup and view all the answers

### The roller chain does not ______

<p>slip</p> Signup and view all the answers

### The roller chain has a high ______

<p>efficiency</p> Signup and view all the answers

### No ______ tension is necessary for the rolling chain

<p>initial</p> Signup and view all the answers

### Flexible connectors made of leather, rubber, or woven fabrics and run on pulleys nearly cylindrical with smooth surfaces are called ______.

<p>belts</p> Signup and view all the answers

### Flat belts are used to connect shafts as much as ______ apart.

<p>9 m (30 ft)</p> Signup and view all the answers

### V-belts are used for connecting shafts which are less than ______ apart.

<p>5 m (15 ft)</p> Signup and view all the answers

### The speed ratio of V-belts can be up to ______.

<p>7 to 1</p> Signup and view all the answers

### The speed of flat belts can be up to ______.

<p>23 m/s (4500 fpm)</p> Signup and view all the answers

### Flat belts are usually made of ______, rubber, or woven fabrics.

<p>leather</p> Signup and view all the answers

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