Related Questions

When a shaft is subjected to combined twisting moment (T) and bending moment (M), then the equivalent twisting moment is equal to
A $$\frac{1}{2}\sqrt {{{\text{M}}^2} + {{\text{T}}^2}} $$
B $$\sqrt {{{\text{M}}^2} + {{\text{T}}^2}} $$
C $$\frac{1}{2}\left( {{\text{M}} + \sqrt {{{\text{M}}^2} + {{\text{T}}^2}} } \right)$$
D $${\text{M}} + \sqrt {{{\text{M}}^2} + {{\text{T}}^2}} $$
Whenever some external system of forces acts on a body, it undergoes some deformation. As the body undergoes some deformation, it sets up some resistance to the deformation. This resistance per unit area to deformation, is called
A Strain
B Stress
C Pressure
D Modulus of elasticity
If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value?
A Maximum principal stress theory
B Maximum shear stress theory
C Maximum strain energy theory
D Maximum distortion energy theory
A shaft of diameter D is subjected to a twisting moment (T) and a bending moment (M). If the maximum bending stress is equal to maximum shear stress developed, then M is equal to
A $$\frac{{\text{T}}}{2}$$
B T
C 2T
D 4T
When a shaft is subjected to a twisting moment, every cross-section of the shaft will be under
A Tensile stress
B Compressive stress
C Shear stress
D Bending stress
Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts same. Shafts made by __________ have residual stresses.
A Forging
B Cold rolling
C Hot rolling
D Casting
The safe twisting moment for a compound shaft is equal to the
A Maximum calculated value
B Minimum calculated value
C Mean value
D Extreme value
When a shaft is subjected to a twisting moment, every cross section of the shaft will be under _____ stress.
A tensile
B compressive
C shear
D bending
Choose the appropriate word to fill in the gap : Before Karim --- into the operating room, the nurse wrote 'yes' on his right thigh, above his bad knee.
A was taken
B was taking
C is taken
D is taking
Mr. Arif left Tk. 50 lac to his three sons-Abu, Bony and Chinu. The money was distributed amongst the sons in such a way that for every 1 Tk. Abu received, Bony received Tk. 1.5 and Chinu received Tk. 2.5. How much money did Bony receive?
A Tk. 7.5 lac
B Tk. 10 lac
C Tk. 11 lac
D Tk. 15 lac

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