# When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the maximum shear stress induced will be

A. F/bh

B. 3F/2bh

C. 2F/bh

D. 4F/bh

**Answer: Option B **

**The shear stress at a point in a shaft subjected to a torque is**

A. Directly proportional to the polar moment of inertia and to the distance of the point from the axis

B. Directly proportional to the applied torque and inversely proportional to the polar moment of inertia

C. Directly proportional to the applied torque and the polar moment of inertia

D. Inversely proportional to the applied torque and the polar moment of inertia

**In composite or reverse laid ropes**

A. Direction of twist of wires in strands is opposite to the direction of twist of strands

B. Direction of twist of wires and strands are same

C. Wires in two adjacent strands are twisted in opposite direction

D. Wires are not twisted

A. Larger than

B. Smaller than

C. Equal to

D. None of these

**All stresses produced in a belt are**

A. Compressive stresses

B. Tensile stresses

C. Both tensile and compressive stresses

D. Shear stresses

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