Theory Of Machine MCQ Questions & Answers | Mechanical Engineering

A. Return to equilibrium position without oscillation

B. Oscillate with increasing time period

C. Oscillate with decreasing amplitude

D. Oscillate with constant amplitude

A. One-half

B. Two-third

C. Three-fourth

D. Whole

A. Watt’s mechanism

B. Grasshopper mechanism

C. Robert’s mechanism

D. Peaucellier’s mechanism

A. L + 1

B. L - 1

C. L

D. L + 2

A. Base circle

B. Pitch circle

C. Prime circle

D. Outer circle

A. Bolt and nut

B. Lead screw of a lathe

C. Ball and socket joint

D. Ball bearing and roller bearing

A. Is in phase

B. Leads by 90°

C. Leads by 180°

D. Lags by 90°

A. Leads by 90°

B. Lags by 90°

C. Leads by 180°

D. Are in phase

A. $$\frac{{{\text{mg}} + {{\text{S}}_1}}}{{{\text{mg}} + {{\text{S}}_2}}} = \frac{{{{\text{r}}_1}}}{{{{\text{r}}_2}}}$$

B. $$\frac{{{\text{mg}} - {{\text{S}}_1}}}{{{\text{mg}} - {{\text{S}}_2}}} = \frac{{{{\text{r}}_2}}}{{{{\text{r}}_1}}}$$

C. $$\frac{{{{\text{S}}_1}}}{{{{\text{S}}_2}}} = \frac{{{{\text{r}}_1}}}{{{{\text{r}}_2}}}$$

D. $$\frac{{{{\text{S}}_2}}}{{{{\text{S}}_1}}} = \frac{{{{\text{r}}_1}}}{{{{\text{r}}_2}}}$$

A. $${\text{c}}\left( {{\text{m}} - {\text{M}}} \right){\text{g}}$$

B. $${\text{c}}\left( {{\text{m}} + {\text{M}}} \right){\text{g}}$$

C. $$\frac{{\text{c}}}{{\left( {{\text{m}} + {\text{M}}} \right){\text{g}}}}$$

D. $$\frac{{\text{c}}}{{\left( {{\text{m}} - {\text{M}}} \right){\text{g}}}}$$