1. A steel bar 10 mm x 10 mm cross section is subjected to an axial tensile load of 20 kN. If the length of bar is 1 m and E = 200 GPa, then elongation of the bar is ?
2. The modulus of rigidity and poisson’s ratio of a material are 80GPa and 0.3 respectively, Its youngs modulus will be ?
3. The equivalent torque on a shaft, when it is subjected to bending moment M and torque T is?
4. If the value of poisson’s ratio is zero, then it means that:
5. The outside diameter of a hollow shaft is twice its inside diameter. The ratio of its torque carrying capacity to that of solid shaft of same material and same outside diameter is ?
6. Two shafts are made of the same material: The diameter of first is twice that of second. The ratio of power which can be transmitted by first shaft and second is ?
7. A solid shaft is subjected to a bending moment and twisting moment of 3 kNm and 4 kNm respectively. The equivalent bending moment is ?
8. The buckling load is maximum for a column if?
9. The buckling load for a column hinged at both ends is 15 kN. If the ends are fixed, the buckling load changes to ?
10. The Euler’s load for a column is 1 MN and crushing load is 1.5 MN. The Rankine load is ?
11. The shape of bending moment diagram for a uniform cantilever beam carrying uniformly distributed load over its length is
12. Steady flow occurs when :
13. The depth of centre of pressure in rectangular lamina of 3m deep fully immersed in a liquid having one side in line with free surface is ?
14. The pressure in metres of oil (specific gravity 0.85) equivalent to 85 metres of water is :
15. Pressure in Pascal at a depth of 1 m below the free surface of water will be ?
16. Rain drops are spherical because of?
17. In a multiple disc clutch, if and n,2 are number of discs on driving and driven shafts respectively, then number of pairs of contact surface will be :
18. A Flywheel of moment of inertia 9.0 kgm2 fluctuates by 30 rpm for a fluctuation in energy of 1936 joules. the mean speed of the flywheel is:
19. The stud bolt is:
20. The product of moment of inertia and angular velocity is known as?
21. In the case of flat pivot bearing the rubbing velocity is :
22. The frictional torque transmitted in the case of flat pivot bearing for uniform pressure i
23. Which of the following is an example of friction clutch?
24. The module is defined as the ratio of?
25. The product of module and diametral pitch is equal to ?
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