Related Questions

How many electrons can be accommodated in d-orbital?
A 3
B 6
C 8
D 10
The larger of two numbers exceeds twice the smaller number by 9. The sum of twice the larger and 5 times the smaller number is 74. If a is the smaller number, which eqution below determines the correct value of a ?
A 5(2a+9)+2a = 74
B 5(2a-9+2a)=74
C (4a+9)+5a=75
D 2(2a+9)+5a=74
The larger of two numbers exceeds twice the smaller number by 9. The sum of twice the larger and 5 times the smaller number is 74. If a is the smaller number, which equation below determines the correct value of a ?
A 5(2a+9)+2a = 74
B 5(2a-9)+2a = 74
C (4a+9)+5a = 74
D 2 (2a+9)+5a = 74
__________ number determines whether the fluid flow in an open channel is supercritical, critical or sub-critical.
A Mach
B Reynolds
C Froude
D Weber
A level of atmosphere which is composed partly of electrons and positive ions is called
A Troposphere
B Ionosphere
C Stratosphere
D Mesosphere
Proximate analysis of coal determines its __________ content.
A moisture, ash, sulphur & volatile matter
B moisture, volatile matter, ash & fixed carbon
C moisture, sulphur, nitrogen & fixed carbon
D none of the mentioned
Penetration test determines the __________ of the grease.
A Stiffness
B Lubricating properties (e.g. oilness)
C Service temperature
D Variation in viscosity with temperature
When creating a block the drafter needs to pay particular attention to selecting a base point because it determines the __________.
A Scale
B Rotation angle
C Insertion point
D Color
Ultimate analysis of coal determines its __________ content.
A Carbon, hydrogen, nitrogen & sulphur
B Carbon, ash, sulphur & nitrogen
C Carbon, sulphur, volatile matter & ash
D Carbon, volatile matter, ash & moisture
Panel test determines the __________ of refractories.
A Fusion point
B Spalling resistance
C Slag penetration resistance
D Refractoriness under load (RUL)

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