Decibel
A circuit has an input power of 73 mW. Its output power is 18 mW. What is the loss in decibels?
Final Answer:
Tips for related online calculators
Check out our ratio calculator.
You need to know the following knowledge to solve this word math problem:
arithmeticbasic operations and conceptsUnits of physical quantitiesthemes, topicsGrade of the word problem
Related math problems and questions:
- Gain
Find the gain whenever the output power is 18x the input power. - MW oven
You plug a microwave oven into a 20 amp electrical circuit. The microwave uses as much as 12.5 amps. How many amps are available on this circuit for other appliances? - Open and short circuit tests
A 4 kVA 200/400 V single phase 50 Hz transformer has the following data on O. C. (open circuit) & S. C. (short circuit) test: O. C. Test: 200 V 0.8 A 70 W (Low Voltage side) S. C. Test: 20 V 10 A 80 W (High Voltage side) Find Full Load efficiency and regu - Motor efficiency
The electric motor with a power input of 25 kW works with an efficiency of 80 percent. He will do the work in 6 hours. What is the performance, and what part of the work is the loss? - Motor efficiency power
The electric motor has an efficiency of 80% (power and input ratio). What is the power input of this motor if its power is 5 horsepower (HP)? Enter the result in kilowatts (kW) and round to one decimal place (1 HP = 3/4 kW). - Worker hourly output
Two workers work in a workshop to produce the same product. The first worker worked 184 hours per month and produced 656 pieces of the product. The second worker worked 177 hours per month and produced 830 pieces of products. Calculate the hourly output o - Factory light savings
The factory hall is lit by 76 light bulbs, each of which has an input of 200W. Determine how much electrical work will be saved annually if the light is on an average of 100 minutes less per day. Consider 260 business days.
