Machine Design MCQ Questions & Answers | Mechanical Engineering

A. 4

B. 6

C. 8

D. 10

A. 8

B. 6

C. 4

D. 10

A. Bondability

B. Embeddability

C. Comformability

D. Fatigue strength

A. Constant period

B. Fixed period

C. Dwell period

D. Idle period

A. Screw jack

B. Aeroplane engines

C. Crane

D. Steering mechanism

A. $$\frac{\pi }{4}{{\text{d}}^2} \times \tau \times {\text{n}}$$

B. $$1.875 \times \frac{\pi }{4}{{\text{d}}^2} \times \tau \times {\text{n}}$$

C. $$2 \times \frac{\pi }{4}{{\text{d}}^2} \times \tau \times {\text{n}}$$

D. $$3 \times \frac{\pi }{4}{{\text{d}}^2} \times \tau \times {\text{n}}$$

A. 0.2

B. 0.25

C. 0.50

D. 0.6

A. 1

B. $$\frac{1}{\pi }$$

C. $$\pi $$

D. $$\pi $$ × number of teeth

A. When the maximum shear stress in a biaxial stress system reaches the shear stress at elastic limit in a simple tension test

B. When the maximum principal stress in a biaxial stress system reaches the elastic limit of the material in a simple tension test

C. When the strain energy per unit volume in a biaxial stress system reaches the strain energy at the elastic limit per unit volume as determined from a simple tension test

D. When the maximum principal strain in a biaxial stress system reaches the strain at the elastic limit as determined from a simple tension test

A. A point on the pitch curve having minimum pressure angle

B. A point on the pitch curve having maximum pressure angle

C. Any point on the pitch curve

D. Any point on the pitch circle