Stepless regulation of speed & feed rate - Theory of Machines - 2

Q.  Which of the following statements is true for stepless regulation of speed and feed rate?

1. Stepless regulation has noisy operation
2. Stepless regulation is compact
3. Less costly than stepped regulation system
4. Speed can only be adjusted only after stopping the machine
- Published on 06 Aug 15

a. Statement 1, 2 and 3
b. Only statement 2
c. Only statement 4
d. All the statements are true

ANSWER: Only statement 2

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    Discussion

  • kaushik patel   -Posted on 16 May 18
    The driver is controlling only by power of the engine choosing an optimum mode of movement. V-belt self-regulated drive is capable to provide stepless regulation of speed of movement but it is insufficiently reliable and durable.

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