1 . 1.H.P.=?   
  • A. 3.6 x 1006 watt
  • B. 1 watt
  • C. 764 watt
  • D. 746 watt
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প্রিমিয়াম প্ল্যান: ১ মাস
99 ৳
৩০ দিনের জন্য সকল লাইভ এবং আর্কাইভ মডেল টেস্ট, প্রশ্ন ব্যাংক ও লেকচার শিট সহ অ্যাপ এর প্রিমিয়াম সব এক্সেস পাবেন।
সাবস্ক্রিপশন লিংক

2 . 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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3 . Richter scale measures
  • A. Total area of destruction
  • B. Intensity of the earthquake
  • C. Focus of earthquake
  • D. Magnitude of earthquake
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4 . The radiant energy of the Sun results from—   
  • A. Nuclear fusion
  • B. Nuclear fission
  • C. Cosmic radiation
  • D. Combustion
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5 . When sunlight passes through tiny suspended rain drops it produces—
  • A. Rainbow
  • B. White light
  • C. Ultraviolet ray
  • D. None
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6 .  At the rate of m meters per s seconds, how many meters does a cyclist travel in x minutes?
  • A. m/sx
  • B. mx/s
  • C. 60m/sx
  • D. 60ms/x
  • E. 60mx/s
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7 . A transformer transforms
  • A. Voltage
  • B. Frequency
  • C. Voltage & Current
  • D. Current
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8 . Caburator is used in
  • A. Diseel engine
  • B. Petrol engine
  • C. Gas engine
  • D. Steam engine
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9 . In Nuclear reactor fuel used is
  • A. Diesel fue
  • B. Coal
  • C. Natural gas
  • D. Uranium
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10 . Most undesirable element in natural gas is
  • A. Carbon
  • B. Sulphur
  • C. Hydrogen
  • D. Oxygen
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11 . Natural gas contains--
  • A. Mainly methane
  • B. Mainly propane
  • C. Mainly ammonia
  • D. Mainly ethane
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12 . Plank's Constant--
  • A. 6.55x10-24 erg sec
  • B. 6.65x10-27 erg sec
  • C. 6.72x10-25 erg sec
  • D. 6.74x10-26 erg sec
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13 . Rank of the coal changes with
  • A. Voletile%
  • B. Carbon%
  • C. Sulphur%
  • D. Ash%
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14 . Which of the following materials has maximum elasticity?
  • A. Steel
  • B. Rubber
  • C. Copper
  • D. Sponge
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15 . Which one of the following has-the shortest wave length?
  • A. Gamma-ray
  • B. X-ray
  • C. Alpha-ray
  • D. Beta-ray
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