Related Questions

The siphon will work satisfactorily, if the minimum pressure in the pipe is __________ vapour pressure of liquid.
A Equal to
B Less than
C More than
D None of these
High pressure steam is expanded adiabati-cally and reversibly through a well insulated turbine, which produces some shaft work. If the enthalpy change and entropy change across the turbine are represented by ΔH and ΔS respectively for this process:
A ΔH = 0 and ΔS = 0
B ΔH ≠ 0 and ΔS = 0
C ΔH ≠ 0 and ΔS ≠ 0
D ΔH = 0 and ΔS ≠ 0
In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is _________ the low pressure cylinder.
A Equal to
B Less than
C More than
D None of these
An AM receiver uses a diode detector for demodulation. This enables it satisfactorily to receive
A Single-sideband, suppressed-carrier
B Single-sideband, reduced-carrier
C ISB
D Single-sideband, full-carrier
The capacity of a material to be welded under the imposed fabrication conditions into a specific, suitably designed structure and to perform satisfactorily in the intended service is known as?
A Weldment
B Weld tab
C Weldability
D Tack weld
Star/star transformers work satisfactorily when
A load is unbalanced only
B load is balanced only
C on balanced as well as unbalanced loads
D none of the above
Delta/star transformer works satisfactorily when
A load is balanced only
B load is unbalanced only
C on balanced as well as unbalanced loads
D none of the above
A watt's governor can work satisfactorily at speeds from
A 60 to 80 r.p.m.
B 80 to 100 r.p.m.
C 100 to 200 r.p.m.
D 200 to 300 r.p.m.
In the Excel Manufacturing Company, 46 percent of the employees are men. If 60 percent of the employees are unionized and 70 percent of these are men, what percent of the non-unionized workers are women?
A 90%
B 87.5%
C 66.7%
D 50%
In a class of 200 students , 40 percent are girls . 25 percent of the boys and 10 percent of the girls signed up for a tour to Cox's bazar . What percent of the class signed up for the tour?
A 19%
B 23%
C 25%
D 27%

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