Related Questions

_________ detects the satellite signal relayed from the feed and converts it to an electric current, amplifies and lower its frequency.
A Horn antenna
B LNA
C Satellite receiver
D Satellite dish
What is a device that detects both vertically and horizontally polarized signals simultaneously?
A Orthomode transducer
B Crystal detector
C Optoisolator
D Isomode detector
What software detects and removes or quarantines computer viruses?
A Backup
B Anti‐virus
C Firewall
D Biometrics
Electric current is measured by which instrument?
A Voltmeter
B Ammeter
C Barometer
D Sinometer
The instrument used to measure electric current is -
A electrometer
B ammeter
C galvanometer
D spectrometer
The instrument used to measure electric current is- 
A Ammeter
B Electrometer
C Galvanometer
D spectrometer
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
Is an instrument which measures the insulation resistance of an electric circuit relative to earth and one another,
A Tangent galvanometer
B Meggar
C Current transformer
D None of the above

Next steps