A.4.5 km/cm3
B.9 kg/cm2
C.18 kg/cm2
D.36 kg/cm2
E.45 kg/cm2
Related Mcqs:
- A spherical pressure vessel is made of thin magnesium plate 0.25 cm thick. The main diameter of the sphere is 600 cm and allowable stress in tension is 900 kg/cm2. The safe internal gas pressure for the vessel would be
- A spherical metal vessel 120 cm diameter is subjected to an internal pressure of 15 kg/sq cm. If the permissible stress is 625 kg/sq cm and the efficiency of the riveted joints is 75%, the required thickness of the plate would be
- A pressure vessel is said to be thin walled when the ratio of internal diameter of the vessel and wall thickness is
- A thin cylinder contains fluid at a pressure of 30 kg/cm2, the inside diameter of the shell is 60 cm and the tensile stress in the material is to be limited to 900 kg/cm2. The shell must have minimum wall thickness of
- A thin cylinder contains fluid at a pressure of 30 kg kg/cm2, the internal diameter of the shell is 60 cm and the tensile stress in the material is to be limited to 900 kg/cm2. The shell must have a minimum wall thickness of
- A short, hollow cast iron cylinder with a wall thickness of 1 cm is to carry a compressive load of 10 tonnes. If the working stress in compression is 800 kg/cm2, the outside diameter of the cylinder should not be less than
- A bolt of nominal diameter 33 mm having a safe tensile stress of 100 N/mm2 can safely carry a load of
- A steel shaft 6 mm in diameter turns at 10,000 r.p.m. the safe working stress in shear is 350 kg/cm2. The maximum power that such a shaft may develop is approximately
- The safe value of stress under which a member subjected to reversible tensile or compressive stress will not fail is known as
- A boiler shell 100 cm diameter and plate thickness 12 mm is subjected to an internal pressure of 1.2 N/m2. The hoop stress will be
