Related Questions

Which of the following is an advantage of electric traction over other methods of traction?
ক Faster acceleration
খ No pollution problems
গ Better braking action
ঘ All of the above
Which of the following is the disadvantage of electric traction over other systems of traction?
ক Corrosion problems in the underground pipe work
খ Short time power failure interrupts traffic for hours
গ High capital outlay in fixed installations beside route limitation
ঘ Interference with communication lines
As labor costs, an electrician charges TK. 36.50 per hour for himself and TK. 27.50 per hour for his assistant . What would be the total labor cost for a job taking 61 hours ?
ক TK. 4160.00
খ TK. 3804.00
গ TK. 3904.00
ঘ TK. 64.00
As labor costs, an electrician charges Tk. 36.50 per hour for himself and Tk. 27.50 per hour for his assistant. What would be the total labor cost for a job taking 61 hours?
ক Tk. 416.00
খ Tk. 384.00
গ Tk. 264.75
ঘ None of these
Babu hired a labor to clean his garden for TK. 35.50. He was very happy with the cleaning and paid the labor bonus in addition to the original agreed TK. 35.50. If the bonus was more than 10 percent but less than 15 percent of the contract amount, then the total amount paid must have been between TK.
ক 40 & 42
খ 39 & 41
গ 38 & 40
ঘ 37 & 39
The braking control type traction control system (TCS) generally operates in the speed range of
ক Less than 20 kmph
খ Less than 40 kmph
গ Less than 60 kmph
ঘ More than 60 kmph
A traction control system (TCS) in automobiles controls the
ক Vibrations on the steering wheel
খ Engine power during acceleration
গ Torque that is transmitted by the tyres to the road surface
ঘ Stopping distance in case of emergency
The buyer decision process consists of five stages. Which of the following is NOT one of these stages?
ক Evaluation of Alternatives
খ Information search
গ Variety-seeking buying behavior
ঘ Post purchase behavior
Which of the following motors is preferred for traction work?
ক Universal motor
খ D.C. series motor
গ Synchronous motor
ঘ Three-phase induction motor
Series motor is not suited for traction duty due to which of the following account?
ক Less current drain on the heavy load torque
খ Current surges after temporary switching off supply
গ Self relieving property
ঘ Commutating property at heavy load

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