A. 7 and 30
B. 10 and 50
C. 2 and 50
D. 13 and 55
Related Mcqs:
- Minimum number of members required to form a Public Limited Joint Stock Com-pany is___________________?
A. 7
B. 10
C. 12
D. 17 - As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the _____________ joint ?
A. Butt
B. Lap
C. Welded
D. None of these - Melting point & boiling points of liquid oxygen are respectively – 218.8°C & – 183°C, while the same for liquid nitrogen is – 210°C & – 195.8°C respectively. The difference in melting points of liquid oxygen & liquid nitrogen is not equal to 8.8 ?
A. °C
B. °F
C. °K
D. °R - A fire tube boiler is limited to a maximum steam pressure of about ______________ kg/cm2 ?
A. 6
B. 18
C. 38
D. 52 - Work required for compression of a gas contained in a cylinder is 7000 kJ. During compression, heat interaction of 3000 kJ causes the surroundings to be heated. Internal energy change of the gas during the compression is __________________ kJ ?
A. +4000
B. -4000
C. 10000
D. -10000 - The two elements required to form substitutional solid solution should not have___________________?
A. Same crystalline structure
B. Same valency
C. Widely differing electronegativity
D. Same atomic sizes - A form of stress corrosion failure termed as ‘season cracking’ is generally observed in __________________?
A. Thermosetting polymers
B. High carbon steels
C. Brasses
D. Borosilicate glasses - According to maximum shear stress failure criterion, yielding in material occurs, when the maximum shear stress is equal to _______________ times the yield stress ?
A. 0.5
B. 2
C. √2
D. √3/2 - Rain drops falling through atmospheric air attain limited terminal velocity, because of ____________________?
A. Upward thrust due to air
B. Viscous force exerted by air
C. Surface tension effects of water
D. Force of gravity - Lead is poured into the joint between two ______________ pipes?
A. Mild steel
B. Concrete
C. Cast iron
D. Asbestos cement
