... F1F2cosφ()+=From the figure, tanθ()F1sin φ()F2F1cosφ()+=Problem 2-18If the tension in the cable is F1, determine the magnitude and direction of the resultant force actingon the pulley. ... 2-22Determine the magnitude and direction of the resultant FR = F1 + F2 + F3 of the three forcesby first finding the resultant F' = F1 + F2 and then forming FR = ... deg=Problem 2-43Determine the magnitude and direction, measured counterclockwise from the positive x'axis, of the resultant force of the three forces acting on the bracket.Given:F1300...
... live in a snake.14. My brother managed to kill the snake just at the time when I were almost exhausted. Supply thecorrectform of the verbs1. Cats could fly if they (have) wings.2. If Peter ... (not,want) to live in a snake.14. My brother managed to kill the snake just at the time when I (be) almost exhausted. Ifhe (be) a little late, I (kill) by the snake.15. Had I know you were ill, ... snake.14. My brother managed to kill the snake just at the time when I (be) had been almost exhausted. If he (be) had been a little late, I (kill) would have been killed by the snake.15. Had...
... FORMS OF VERBS Example 3 basic forms of verbs : The infinitive to - infinitive ( Vto ) to go bare - infinitive ( Vo ) go The gerund ( V-ing ) going The participle ... would rather , had better , )- Dùng trong cấu trúc : (V = Make , let Feel , hear , see , watch , smell ( động từ cảm quan ) ) Eg : Nothing can make him cry I saw him get into the car ... easy , dangerous , impossible , wonderful , lovely , important , . Eg : Im very delighted to hear the news . Its dangerous to go out at night alone . - Đợc dùng sau một số động từ nh : () ...
... puzzles.a. mathematics – mathematician – mathematic b. mathematician – mathematic – mathematicalc. mathematics – mathematician – mathematical d. mathematic – mathematician – mathematical4. ... well. Then he saw the dead body of a huge wolf. He realized that Gelert had his son’s life by fighting and killing the wolf. The was horrified at the mistake he had made and when he buried the ... they can afford (do) it.10. If you’ve finished (use) the typewriter, I’d like (borrow) it for a while, so that I can get used to (type) with that machine.V. CHOOSE THECORRECT ANSWER1. The...
... an unpleasant experience at the weekend.What (happen) exactly?4. He (light) a cigarette and (walk) to the window.5. My clothes are not in the room. They (take) them away.6. "Good night. ... destroyed - doExercise 21. The statue (break) while it (move) to another room in the museum.2. She (sleep) for 10 hours! You must wake her.3. David (repair) the TV set at the moment. He (work) at ... since.4. You (be) to the laboratory this week?5. "You (find) the key which you (lose) yesterday?" "Yes, I (find) it the pocket of my other coat"6. I (see) him in the library today....
... afternoon?2.What is theCorrectForm of the Verb? Many of these verbs need to be changed. Read the sentence, decide what the answer should be,then click on the word to see the answer. 1. She ... ___ the floor.a. put awayb. sweepc. cut7. Please ___ me.a. calledb. will callc. call8. Bob ___ his wallet in the classroom.a. leftb. leavesc. leave1.What is theCorrectForm of the Verb? Many ... will have toc. have to15.They ___ together for five years when they decided to get married.a. had beenb. have beenc. were16 .While the reporter ___ the policeman, the robber escaped.a. interviewingb....
... questions.16. One of the boy admitted…………… (break) the window.17. The boy’s father promised……………(pay) for the window to be repaired.18. The baby began……………(cry) in the middle if the night.19. I ... VERD FORM 1. They denied …………… (steal) the money.2. They decided ………… (steal) the money.3. I remembered ………… (lock) the door when I left but I forgot ………. (shut) the windows.4. ... make progress.23. I rang to the doorbell but there was no answer. Then I tried…………….(knock) on the door, but there was still no answer.24. Can you help me ………… (get) the dinner ready?25. Why...
... playing with gun VERB FORMS: BARE INFINITIVE, TO INFINITIVE AND GERUNDI. Supply thecorrectform of the verbs in brackets:1. I hope (have)___________ a job.2. She had to ask the boys (stop)___________(make)____________noise.3. ... throughout the world.4. The paintings were in an excellent state of_____________.5. Please give the table mats a quick ________________.6. The scientists talked about the _____________of the coastline ... Complete these sentences with proper nouns corresponding to the verbs provided:1. Farmers are happy because they have new ___________ system.2. She was horrified by all the_ _________ on the beach.3....
... I. WORD FORM 1. He is a famous……………….(correspond)2. She was really ……… by the beauty of the city. (impress)3. Hanoi people are very………………. (friend)4. Their ………… made me happy. ... Your mother (cook)……………very well, doesn’t she?8. Do you enjoy (meet ) …………… people from other countries?9. She practice (speak) ……………….English every day?10. They used (play)…………….soccer in the ... company.(design)14. Her clothes look very modern and …………(fashion)15. Some designers have …………… the ao dai by printing lines of poetry on it.(modern)16. She made a deep…………on the members of her class....
... days.GIVE THECORRECTFORM OF THE VERBS IN BRACKETS1.Peter < not go > to school yesterday. I just <see> him at the school-gate.2.Be careful ! The teacher <look> at you.3.They ... ill.118.When the teacher entered, the students <talk>.119 .The Earth <move> around the Sun.120.If the train arrives on time, we <come> back home before 8 o’clock.121.They <do> their ... car for two weeks.104.What shouldn’t the children <drink>?105.When the visitors got there, the bears <run> about.106.Now he <give> the monkeys some bananas.107.Where your...
... molecular mass than the wild-type protein, andeither the single or double mutants. This lower molecu-lar mass form appeared to be the same size as the unglycosylated form of the wild-type protein ... demonstrated that the single and double mutants had decreased masscompared with the wild-type protein, they stillappeared to be of higher molecular mass than the unglycosylated form of the wild-type ... Drugtreatments resulted in the accumulation of forms of the mutant proteins that were of lower apparentmolecular mass and of similar size to the unglycosy-lated form of the wild-type protein (see...
... ispluripolar.b) Proof of Theorem 1. The result about the divergence of the normaliza-tion mapping follows the same lines as the case of the Birkhoff normal form. The convergence or divergence of the normalizing ... Generically ( ) the formal transformation is divergent (if the normal form itself also is generically divergent is not known).”These are the only citations in the literature that the author is ... ≥C11+||t||.c) Proof of Theorem 2. The proof of Theorem 2 follows exactly the samelines as the proof of Theorem 1 once the polynomial dependence of universalformal first integrals has been...
... Asageneralrule,kidnappingbands,orquadrihas,consistofsomewherebetween10to20people. The abductorsoperateincells,dividing the workintoseparatetasks:onegroupresearchespotentialvictims;anothercarriesout the abduction;othershold the victimandcollect the ransom. The differentunitscommunicatewitheachotherbycellphonesoron the Internet.Ifoneunitiscaptured,theyareunabletodivulge the identitiesof the others.Corruption,lackofresourcesanddisorganisationin the policeforcehasnothelped the authoritiescontain the kidnappingwave.Rank-and-filepoliceofficersarepoorlypaid,earninglessthan$500amonthwhenstartingtheircareers,leadingmanytobecomecomplicitincriminalactivities.SeeSimonRomero(1999b; ... Asageneralrule,kidnappingbands,orquadrihas,consistofsomewherebetween10to20people. The abductorsoperateincells,dividing the workintoseparatetasks:onegroupresearchespotentialvictims;anothercarriesout the abduction;othershold the victimandcollect the ransom. The differentunitscommunicatewitheachotherbycellphonesoron the Internet.Ifoneunitiscaptured,theyareunabletodivulge the identitiesof the others.Corruption,lackofresourcesanddisorganisationin the policeforcehasnothelped the authoritiescontain the kidnappingwave.Rank-and-filepoliceofficersarepoorlypaid,earninglessthan$500amonthwhenstartingtheircareers,leadingmanytobecomecomplicitincriminalactivities.SeeSimonRomero(1999b; ... postmodernurbanismcanbefoundintwoaspirant‘world-class’cities–JohannesburgandSãoPaulo–enablesustohighlight the globaldispersalofanewkindofurban form thathasdevelopedaround the world.Oneof the deficienciesinexistingurbanscholarshipis the greatgapbetween the grand,totalisingtheorieslike the ‘globalcities’paradigmor the ‘post-modernurbanism’ideasassociatedwith the so-calledLosAngeles(LA)Schoolandempiricalstudiesofcitiesthatare,sotospeak,‘off the map’.Lookingat...