226 . In cataract operation, which portion of the eye is removed?

  • A. lens
  • B. pupil
  • C. cornea
  • D. iris
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227 . In absorption of inosolation the most signficant part is played by
  • A. Ozone
  • B. Oxygen
  • C. Haze
  • D. Carbon dioxide
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Senior Officer- 8 Bank Recruitment Test 31-08-2018
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228 . In a step down transformer, there is a charge of 15A in the load current. This results in changing of supply current of
  • A. Less than 15 A
  • B. Greater than 21 A
  • C. More Than 21A
  • D. None
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বিভিন্ন মন্ত্রণালয় | সহকারী ম্যানটেনেন্স প্রকৌশলী | 24-05-2022
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229 . How many hours should be added from Greenwich time to get Bangladesh time?
  • A. 3 hours
  • B. 5 hours
  • C. 6 hours
  • D. 7 hours
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230 . For seccessful operation of two single phase transformer connected in parallel, the most essential condition is that their
  • A. Percentage impledances are equal
  • B. Polarities are properly connected
  • C. Turns ration are exactly equal
  • D. KVA rating are equal
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বিভিন্ন মন্ত্রণালয় | সহকারী ম্যানটেনেন্স প্রকৌশলী | 24-05-2022
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231 . Ecology is a word mostly used in the field of:
  • A. Environment
  • B. Business
  • C. Politics
  • D. Theology
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232 . Condition of electricity transmission is -
  • A. high voltage transmission
  • B. using heavy wire
  • C. using copper conductor
  • D. Using bundled conductor
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বিভিন্ন মন্ত্রণালয় | সহকারী ম্যানটেনেন্স প্রকৌশলী | 24-05-2022
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233 . Chips are made up of millions of tiny parts/switches known as—
  • A. Etches
  • B. Transistors
  • C. Chargers
  • D. Electrons
  • E. Protons
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234 . 1.H.P.=?   
  • A. 3.6 x 1006 watt
  • B. 1 watt
  • C. 764 watt
  • D. 746 watt
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235 . 'Ghon Focus is situated in :
  • A. Peritoneum
  • B. Lung
  • C. Pleura
  • D. Pericardium
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৩৯ তম (বিশেষ) বিসিএস প্রিলিমিনারি টেস্ট (স্বাস্থ্য ক্যাডার) (03-08-2018)
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