1.
Which of the following is a power transmitting element?

2.
Machine elements such as bearings are _________

3.
The shaft directly connected to the power source is called as ______

4.
Which of the following is a machine shaft?

5.
Which of the following statements is/are true?

6.
Which flat belt drive system has two pulleys mounted on driven shaft and one pulley on driving shaft?

7.
Which of the following statements are false for belt drives? 1. Belt drive is used in applications having constant speed drive 2. Belt drives can be used at extremely high speeds 3. Belt drives have low power transmitting capacity 4. Belt drives need continuous lubrication

8.
Determine power rating of an electric motor if it runs at 1440 r.p.m and line shaft transmits torque of 75 Nm. Assume Reduction ratio = 1.6

9.
In simple gear trains the direction of rotation of driven gear is opposite to the direction of rotation of driving gear only if______

10.
Why is an idler gear used in gear trains?