Module 03 Part 2

www.easaquestionpapers.blogspot.com 02. Static Electricity and Conduction.

Question Nu Number. 1. A semi-conductor wi will ha have. Opti Option on A. two two elec electr tron onss in in th the out outer er shel shell. l. Opti Option on B. fou four ele elect ctro rons ns in the the ou outer ter sh shell. ell. Opti Option on C. eig eight elec electr tro ons in the the oute outerr she shell ll.. Corre Correct ct Answe nswerr is. is. four four elect electro rons ns in the the out outer er she shell ll.. Eplan lanation. N!".

Question Number. #. !on current is found in. Opti Option on A. cond conduc ucto tors rs and and sem semii-co con nduct ductor ors. s. Option B. B. li$uids an and gasses. Option C. semi-conductors. Corr Correc ectt Answe nswerr is. is. li$u li$uid idss and and gass gasses es.. Epla plana nati tion on.. N!" N!".

Question Number. %. Electricit& conducts through. Option A. vacuum. Option B. solids and li$uids onl&. l&. Option C. solids onl&. Corr Correc ectt Ans Answe werr is. is. soli solids ds and and li$ li$ui uids ds onl onl& &. Eplanation Eplanation.. Electricit& Electricit& can can conduct conduct through through a vacuum vacuum b& thermion thermionic ic emmission emmission..

Quest estion Number. er. '. An eamp ample of a good electr ctrical insulator is. Option A. aluminium. Option B. glass. Option C. mercur&. Correct An Answer is is . glass. Eplana Eplanatio tion. n. (ou )*+, )*+, now now that that surel& surel&. .

Ques Questi tion on Num Number. er. /. +tati taticc ch charg arges rem remaini ainin ng in an airc aircra raft ft are are dis dissi sipa pate ted d b&. b&. Opti Option on A. eart earthi hing ng the the airc aircra raft ft as soon soon as poss possib ible le.. Opti Option on B. the the use use of a con condu duct ctin ing g t& t&pe nose nose wheel. eel. Opti Option on C. bond bondin ing g the the airc aircra raft ft to a refu refuel el tan taner er.. Corre Correct ct Answe nswerr is. the the use use of a cond conduc uctin ting g t&pe t&pe nos nosee wheel wheel.. Eplanation Eplanation.. *suall&0 *suall&0 the nose nose wheel wheel t&re contains contains graphite0 graphite0 to dissipate dissipate the static static electricit& electricit& on landing.

Ques Questi tion on Num Number. er. . An elem elemen entt cou could be con conside sidere red d to be a con conduct ductor or if it has. as. Opti Option on A. a sma small ll numb number er of elec electr tron onss in in its its oute outerr orb orbit it.. Opti Option on B. a lar large ge numb number er of elec electr tron onss in in its its oute outerr orb orbit it.. Option C. C. a lar larg ge nu number of of el elect ectron rons. Corre Correct ct Ans Answe werr is. a smal smalll numb number er of of electr electron onss in its its out outer er orb orbit it.. Share your documents with us at ([email protected] ( [email protected])) DownloadOur Mobile pp !or "ecent #apers

www.easaquestionpapers.blogspot.com Eplanation Eplanation.. ,he lower lower the the number number of electron electronss in the outer shell0 shell0 the the more more readil& it will give them up.

Question Number. 2. A charged bod& is said to have. Opti Option on A. a sur surp plus lus or or def defic icie ien nc& of elec electr tron ons. s. Option B. a deficie cienc& of neutrons. Option C. a surplus of protons. Corre Correct ct Answe nswerr is. is. a surp surplu luss or defic deficien ienc& c& of of elect electro rons ns.. Eplanation Eplanation.. !f it has a surplus surplus of of electrons electrons it is negativel& negativel& charg charged. ed. A deficienc& deficienc& of electrons maes it positivel& charged.

Quest estion Nu Number. er. 3. ,he ri ris of a fir fire du due to to st static tic ele elecctrici ricit& t& is ov overcome. Opti Option on A. b& conn connec ecti ting ng all all met metal al com compo pone nent ntss b& bond bondin ing. g. Option Option B. b& fitting fitting static static wics wics and isolati isolating ng the batter& batter& from from infl inflamm ammable able gas sources sources.. Opti Option on C. b& fitti fitting ng stat static ic wic wics s and and ins insul ulati ating ng all metal metal comp compon onen ents ts.. Correct Correct Answe Answerr is. is. b& connect connecting ing all metal metal compon component entss b& b& bond bonding ing.. Epla plana nati tion on.. N!" N!".

Question Number. 4. ,he pu purpose of bonding is to. Opti Option on A. ensu ensure re all all com compone ponent ntss have have bee been n secu secure rel& l& fit fitte ted. d. Opti Option on B. B. stop stop dif diffe fere rent nt pot poten entia tials ls dev devel elop opin ing g with with sub subse$ se$ue uent nt fire fire riss riss.. Opti Option on C. give give gene genera rated ted static static an eas& eas& retu return rn path path to the the gen genera erato torr. Correct Correct Answe Answerr is. stop stop diffe differen rentt potent potentials ials deve develop loping ing with with subs subse$u e$uent ent fire fire riss riss.. Epla plana nati tion on.. N!" N!".

Ques Questi tion on Numb Number er.. 15. 15. ,he ,he var vario ious us part partss of of an an air aircr craf aftt air airfr fram amee are are main mainta tain ined ed at the the same potential b&. Option A. the suppl& bus-bars. Option B. bonding. Option C. C. static di discharge wi wics. Correct rect Answer is. is. bonding. Epla plana nati tion on.. N!" N!".

Ques Questi tion on Numb Number er.. 11. ,he ,he res resis ista tanc ncee of of the the curr curren entt ret retur urn n path path thro throug ugh h the the air aircr craf aftt is is alwa&s considered negligible0 provided the. Opti Option on A. stru struct ctur uree is ade$ ade$ua uate tel& l& bonde onded. d. Opti Option on B. volt voltag agee dro drop p acro across ss the the cir circu cuit it is chec chece ed. d. Opti Option on C. gener enerat ator or is pro properl perl& & grou ground nded ed.. Corre Correct ct Answe nswerr is. is. stru struct cture ure is ade$ ade$uat uatel& el& bond bonded ed.. Epla plana nati tion on.. N!" N!".

Ques Questi tion on Numb Number er.. 1#. 1#. !f an insu insula late ted d con condu duct ctor or is plac placed ed near near to a neg negat ativ ivel el& & char charge ged d rod0 the nearest end of the conductor becomes. Share your documents with us at ([email protected] ( [email protected])) DownloadOur Mobile pp !or "ecent #apers

www.easaquestionpapers.blogspot.com Option A. No change will occur. Option B. negativel& charged. Option C. positivel& charged. Corr Correc ectt Answe nswerr is. is. posi positi tive vel& l& char charge ged. d. Eplanation Eplanation.. ,he free free electrons electrons in the the conducto conductorr will be be repelled repelled awa& from the the rod0 rod0 leaving leaving that end positivel& charged.

Ques Questi tion on Num Number. er. 1%. ,he elec electr trom omag agne neti ticc forc forcee bet betwe ween en two two cha charrged bodi bodies es is. is. Opti Option on A. inve inverse rsel& l& prop propor orti tion onal al to the the dis dista tance nce betw between een them them.. Opti Option on B. B. inve inverse rsel& l& pro propo port rtio iona nall to the the s$u s$uar aree of the the dist distan ance ce bet betwe ween en the them. m. Opti Option on C. prop propor orti tion onal al to the the dis dista tanc ncee bet betwe ween en them them.. Correct Correct Answe Answerr is. inverse inversel& l& propo proporti rtiona onall to the the s$uare s$uare of of the dista distance nce betw between een them them.. Epla plana nati tion on.. N!" N!".

Ques Questi tion on Numb Number er.. 1'. 1'. !f a neg negat ativ ivel el& & char charg ged cond conduc ucto torr is is pla place ced d ne nett to to an an ins insul ulat ated ed rod. Opti Option on A. the the rod rod becom ecomes es negat egativ ivel el& & ch charg arged. ed. Option B. the rod has no charge. Opti Option on C. the the rod rod becom ecomes es positi sitive vel& l& char charg ged. ed. Corre Correct ct Answe nswerr is. the the rod rod becom becomes es pos positi itive vel& l& cha charg rged ed.. Eplanation Eplanation.. ,he negative negative charges charges on the the rod are repelled repelled b& the charged charged conductor conductor 6regardless of its insulation7. 03. Electrical Terminology.

Ques Questi tion on Num Number. er. 1. !f a phot photo on radi radiat atin ing g into into an elec electr tron onic ic devic evicee caus causes es the the  production of an electron8hole pair0 the device is nown as a. Option A. light em emitting diode. Option B. laser diode. Option C. photodiode. Corr Correc ectt Answe nswerr is. is. photo hotod diode iode.. Epla plana nati tion on.. N!" N!".

Question Number. #. 9arada&:s "aw +tates that. Opti Option on A. the the magn magnitu itude de of of the the E)9 E)9 is ind indir irect ectl& l& pro propo port rtio iona nall to the the rate rate of of chan change ge of of flu. Opti Option on B. B. the the magn magnitu itude de of of the the E)9 E)9 is dir direct ectl& l& pro propo port rtio iona nall to the the mag magne netic tic flu flu.. Option Option C. the magnit magnitude ude of the E)9 is direc directl& tl& propor proportio tional nal to the rate of change change of flu. flu. Correct Correct Answe Answerr is. the magn magnitu itude de of the the E)9 E)9 is direct directl& l& propo proporti rtiona onall to the the rate of of change change of flu. Epla plana nati tion on.. N!" N!".

Question Number. %. Option A. 1555 mA.

;hich of the following is 1 Amp