Related Questions

For the same secondary voltage, the output voltage from a centre-tap rectifier is ___________ than that of bridge rectifier
A twice
B thrice
C four time
D one-half
The PIV rating of each diode in a bridge rectifier is ___________ that of the equivalent centre-tap rectifier
A one-half
B the same as
C twice
D four times
Dilute wine was used as a thermometric liquid initially to develop temperature scale. First emperical temperature scale developed was the __________ scale.
A Kelvin
B Centigrade
C Fahrenheit
D Reaumer
The rectifier instrument is not free from
A temperature error
B wave shape error
C frequency error
D all of the above
An instrument store gives a 10% discount to all students off the original cost of an instrument. During a school sale, an additional 15% is taken off the discounted price. Rahim, a student at the local high school, purchases a flute for Tk. 306. What was its original cost before discount?
A Tk. 400
B Tk. 408
C Tk. 375
D Tk. 425
An instrument store gives a 10% discount to all students of the original cost of an instrument. During a school sale an additional 15% is taken off the discounted price. Rahim, a student at the local high school, purchases a flute for Tk 306. How much did it originally cost?
A Tk 400
B Tk 408
C Tk 375
D Tk 425
If the instrument is to have a wide range, the instrument should have
A Linear scale
B Square-law scale
C Exponential scale
D Logarithmic scale
The ratio of maximum displacement deviation to full scale deviation of the instrument is called
A static sensitivity
B dynamic deviation
C linearity
D precision or accuracy
Dead zone in an instrument must be less than __________ percent of the scale.
A 0.2
B 1.5
C 4
D 8
The gravity controlled instrument has crowded scale because current is proportional to
A balancing weight
B deflection angle
C sine of deflection angle
D All of the above

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