Counter shaft is a--------------- shaft. a) secondary b) first c) second d) primary

Counter shaft is a--------------- shaft.
a) secondary  
b) first
c) second
d) primary
by

1 Answer

Answer :

a) secondary
by

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A circular shaft subjected to torsion undergoes a twist of 10in a length of 120 cm. If the maximum shear stress induced is limited to 1000 kg/cm2and if modulus of rigidity G = 0.8 x 106then the radius of the shaft should be (a) p/8 (b) p/27 (c) 18/p (d) 27/p

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Torque and bending moment of 100 kN.m and 200 kN.m acts on a shaft which has external diameter twice of internal diameter. What is the external diameter of the shaft which is subjected to a maximum shear stress of 90 N/mm2? a. 116.5 mm b. 233.025 mm c. 587.1 mm d. 900 mm

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Last Answer : b. 14.69 N/mm2

What is the maximum principle stress induced in a solid shaft of 40 mm diameter which is subjected to both bending moment and torque of 300 kN.mm and 150 kN.mm respectively? a. 21.69 N/mm2 b. 28.1 N/mm2 c. 50.57 N/mm2 d. 52.32 N/mm2

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Stress in the cross section of a shaft at the centre ________ a. is zero b. decreases linearly to the maximum value of at outer surface c. both a. and b. d. none of the above

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What is the shear stress acting on the outer surface of a hollow shaft subjected to a torque of 100 Nm?(The inner and outer diameter of the shaft is 15 mm and 30 mm respectively.) a. 50.26 N/mm2 b. 40.24 N/mm2 c. 20.120 N/mm2 d. 8.74 N/mm2

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Which of the following assumptions are made in torsion theory? a. Shaft is perfectly straight b. Material of the shaft is heterogeneous c. Twist cannot be uniform along the length of the shaft d. Shaft is perfectly curve

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The criteria for the design of a shaft is the stress at (a) The external surface (b) The axis (c) Any inside layer (d) Any of these

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