A. ZN/p
B. p/ZN
C. Z/pN
D. N/Zp
E. Zp/N
Related Mcqs:
- Oil in journal bearing should be applied at the point where load is________________?
A. nil or lightest
B. maximum
C. average
D. any one of the above
E. unpredictable - Ball bearing type screws are found in following application_____________________?
A. screw jack
B. aeroplane engines
C. crane
D. steering mechanism
E. bench vice - The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is___________________?
A. 0.01 micron
B. 0.1 micron
C. 1 micron
D. 10 microns
E. 25 microns - The rated life of a bearing varies___________________?
A. directly as load
B. inversely as square of load
C. inversely as cube of load
D. inversely as fourth power of load
E. none of the above - Resistance to fatigue of a material is measured by________________?
A. Young’s modulus
B. coefficient of elasticity
C. elastic limit
D. ultimate tensile strength
E. endurance limit - The notch angle of the Izod impact test specimen is________________?
A. 10°
B. 20°
C. 30°
D. 45°
E. 60°. - The permissible stress for carbon steel under static loading is generally taken as__________________?
A. 2000-3000 kg/pm2
B. 3000-4000 kg/cm2
C. 4000-4500 kg/cm2
D. 7500-10,000 kg/cm2
E. 10,000-15,000 kg/cm2 - Cap screws are___________________?
A. similar to’small size tap bolts except that a greater variety of shapes of heads are available
B. slotted for a screw driver and generally used with a nut
C. used to prevent relative motion be-tween parts
D. provided with detachable caps
E. similar to stud - The edges of the plates for cylindrical vessels are usually bevelled to an angle of 80° for_________________?
A. reducing stress concentration
B. ease of manufacture
C. safety
D. fullering and caulking
E. all of the above - Aircraft body is usually fabricated by_________________?
A. welding
B. precasting
C. rivetting
D. casting
E. unconventional methods
