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Recently added practice questions

9941. Electrometallurgy is not involved in the extraction of ___________________ from its ore?
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A. Aluminium

B. Tin

C. Lead

D. Both B. & C.
9942. Electromagnetic waves emitted from antenna are________________?
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A. Transverse

B. Stationary

C. Longitudinal

D. All the above

9943. Electrolyte used in an Edison cell is___________?
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A. NaOH

B. HC1

C. KOH

D. HN03

9944. Electrolyte used in a lead-acid cell is__________?
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A. NaOH

B. onlyH2S04

C. only water

D. dilute H2SO4
9945. Electro-magnetic spectrum range, which is important for radiation varies from _____________ microns?
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A. 10 to 100

B. 100 to 1000

C. 0.5 to 50

D. 1 to 100

9946. Electro-magnetic spectrum range, which is important for radiation varies from _____________ microns?
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A. 10 to 100

B. 100 to 1000

C. 1 to 100

D. 0.5 to 50
9947. Electro deposition of metals i.e. electroplating is never done on_____________________?
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A. Metals

B. Alloys

C. Refractories

D. Non-metals

9948. Electrical power output in a d.c. generator is equal to____________?
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A. Mechanical power input iron and friction losses copper losses

B. Electrical power developed in armature copper losses

C. Electrical power developed in armature iron and copper losses

D. Mechanical power input iron and friction losses

9949. Electrical machines having power outputs ranging from a few kW up to approximately 250 kW may be classified as_____________?
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A. large size machines

B. small size machines

C. any of the above

D. medium size machines
9950. Electric motor was invented by __________ ?
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A. Horace Day

B. Michael Faraday

C. Thomas Edison

D. Oliver Evans

9951. Electric locomotives in India are manufactured at______________?
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A. Gorakhpur

B. Jamalpur

C. Bangalore

D. Chittranjan
9952. Elastic cartilage is found in_________________?
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A. Costal cartilage

B. Auditory tube

C. Nasal septum

D. Articular cartilage

9953. Eighth wife of Hazrat Muhammad (SAW) was _______.
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A. Hazrat Umeh Habiba (RA)

B. Hazrat Memona (RA)

C. Hazrat Zainab binte Khazeema(RA)

D. Hazrat Safia (RA)

9954. Ehoever causes hurt to extort confession, or to compel restoration of property shall be punished in addition to qisas, arsh or daman as the case may be and imprisonment of __________________?
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A. Either description for a term which may extend to ten years

B. Either description for a term which may extend to seven years

C. None of these

D. Either description for a term which may extend to five years

9955. Egg storage stability can be achieved by storing eggs under _____________________ ?
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A. Mineral oil

B. CO2

C. All the above

D. Then no stabilization

9956. Effluent treatment cost in a chemical plant is categorised as the __________________ cost?
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A. Fixed

B. Capital

C. Utilities

D. Overhead

9957. Effluent treatment cost in a chemical plant is categorised as the __________________ cost?
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A. Fixed

B. Overhead

C. Capital

D. Utilities
9958. Efficiency of power transfer when maximum transfer of power c xerosis
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A. 75%

B. 100%

C. 50%

D. 80%

9959. Efficiency of a thermal cycle increases by ________________?
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A. regeneration

B. reheating of steam

C. both A. and B.

D. cooling of steam

E. none of the above

9960. Effective stress on soil_____________?
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A. increases voids ratio and decreases permeability

B. increases both voids ratio and permeability

C. decreases both voids ratio and permeability

D. decreases voids ratio and increases permeability

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