Theory Of Machine MCQ Questions & Answers | Mechanical Engineering

A. Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses.

B. Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses

C. Varies as the square root of the speed

D. Varies inversely with the square of the speed

A. Permanent instantaneous centers

B. Fixed instantaneous centers

C. Neither fixed nor permanent instantaneous centers

D. None of the above

A. In a direction perpendicular to the cam axis

B. In a direction parallel to the cam axis

C. In any direction irrespective of the cam axis

D. Along the cam axis

A. Increases

B. Decreases

C. Remain unaffected

D. First increases and then decreases

A. Increases

B. Decreases

C. Remain unaffected

D. First increases and then decreases

A. Zero

B. Minimum

C. Maximum

D. None of these

A. Zero

B. Minimum

C. Maximum

D. None of these

A. $${\omega ^2}{\text{r}} \times \frac{{{\text{n}} + 1}}{{\text{n}}}$$

B. $${\omega ^2}{\text{r}} \times \frac{{{\text{n}} - 1}}{{\text{n}}}$$

C. $${\omega ^2}{\text{r}} \times \frac{{\text{n}}}{{{\text{n}} + 1}}$$

D. $${\omega ^2}{\text{r}} \times \frac{{\text{n}}}{{{\text{n}} - 1}}$$

A. Minimum

B. Zero

C. Maximum

D. None of these

A. $${\omega ^2}{\text{r}} \times \frac{{{\text{n}} + 1}}{{\text{n}}}$$

B. $${\omega ^2}{\text{r}} \times \frac{{{\text{n}} - 1}}{{\text{n}}}$$

C. $${\omega ^2}{\text{r}} \times \frac{{\text{n}}}{{{\text{n}} + 1}}$$

D. $${\omega ^2}{\text{r}} \times \frac{{\text{n}}}{{{\text{n}} - 1}}$$