Related Questions

Complete the following sentence by using the most "appropriate word" given below: Decibel is the ____ of measuring sound "
A unit
B scale
C balance
D way
Sound above what level (in decibel) is considered hazardous noise pollution?
A 30 dB
B 100 dB
C 80 dB
D 120 dB
When they heard news of the hurricane, Maya and Julian decided to change their vacation plans. Instead of traveling to the island beach resort, they booked a room at a fancy new spa in the mountains. Their plans were a bit more expensive, but they'd heard wonderful things about the spa and they were relieved to find availability on such short notice.
A Maya and Julian take beach vacations every year.
B The spa is overpriced.
C It is usually necessary to book at least six months in advance at the spa.
D Maya and Julian decided to change their vacation plans because of the hurricane.
A Thevenin ac equivalent circuit always consists of an equivalent ac voltage source and an equivalent capacitance.
A True
B False
Norton's theorem provides a method for the reduction of any ac circuit to an equivalent form consisting of an equivalent voltage source in series with an equivalent impedance.
A True
B False
Thevenin's theorem provides a method for the reduction of any ac circuit to an equivalent form consisting of an equivalent current source in parallel with an equivalent impedance.
A True
B False
'Decibel' is a unit to measure __________ .
A Electricity
B Light
C Heat
D Sound
E None
__________ closure is the weakest enclosure for cylindrical vessels.
A Hemispherical
B Torispherical
C Conical or flat plate
D Elliptical
Decibel is unit of -
A Sound
B Light
C Heat
D Electricity
Decibel is a unit of ____
A light
B sound
C heat
D electricity

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