Home
PDF Download
Exams
G.K.
Aptitude
Reasoning
English
Computer
Biology
Privacy
About
Contact
Home
All MCQ
Exams
PDF Download
G.K.
Aptitude
Reasoning
English
Computer
Biology
Privacy
About
Contact
Join Our Socials
Telegram Group
Join Community
Twitter Group
Pinterest Group
Facebook Group
Subscribe YouTube
What is the correct answer?
4
Silicon crystal can be converted to p-type semiconductor by doping with
A.
Phosphorous
B.
Nitrogen
C.
Carbon
D.
Boron
Correct Answer :
D. Boron
Related Questions
Which of the following material handling equipments is not suitable for…
Out of the following, the best material capable of withstanding shock…
__________ is the most important element, which controls the physical…
'Amortization' in respect of financial obligation of a company means the
The passage between the nozzle and the __________ is called 'sprue' in…
The difference between gross & net calorific values of fuel is due to…
Two solutions A1 & A2 have pH value of 2 & 6 respectively. It implies…
The effect of friction on the flow of steam through a nozzle is to decrease…
Yield strength of a polycrystalline metal with an average grain size d,…
Electrometallurgy is not involved in the extraction of __________ from…
Pick out the correct statement.
Nuclear fission of one atom of uranium-235 produces the energy equivalent…
Hot extrusion of aluminium is done in the temperature range of __________…
If a solid is compressed adiabatically in its elastic range, its __________…
The elastic strain in copper is due to the
Energy to be supplied to the radioactive nucleus for the emission of a…
Which of the following test is used for distinguishing among dry oils,…
Hot extrusion process is not used for making
In inventory control theory, the economic order quantity (EOQ) is the
Mild steel has __________ crystal lattice structure.
The dimensional formula of bulk modulus of elasticity is same as that…
Which of the following is the most suitable abrasive for grinding high…
The most commonly used moderator in nuclear power plants is
Drossing is a __________ operation.
Steel is welded using the __________ flame.
__________ wire is never used for making the heating element.
Diameter of the rivet to be provided on a 20 mm. thick boiler plate will…
Latent heat of dry steam at atmospheric pressure is 539 Kcal/kg; which…
Thermit welding uses the following energy source.
Brazing filler metal used for joining steel plates
Also checkout
Manufacturing & Production Engineering MCQ
AP European History MCQ
Neurology MCQ
Root Problem MCQ
General Elective MCQ
Thermodynamics MCQ
Active and Passive Voice MCQ
Fluid Mechanics MCQ
Mechanical Engineering MCQ
Steam Boilers, Engines, Nozzles & Turbines MCQ
Transition Element MCQ
Accounts Fundamental MCQ