A circuit has an input power of 50 mW. Its output power is 8 mW. What is the loss in decibels?


x =  7.96 dB


Solution in text x =

Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments:
1st comment
Be the first to comment!

To solve this example are needed these knowledge from mathematics:

Next similar examples:

  1. Gain
    solar Find the gain whenever the output power is 21x the input power.
  2. Sequence
    mandlebrot Find the common ratio of the sequence -3, -1.5, -0.75, -0.375, -0.1875. Ratio write as decimal number rounded to tenth.
  3. Logarithm
    log_hat Determine the number whose decimal logarithm is -3.8.
  4. Elevator
    vytah-sachta In homes with more floor elevators are used. For passenger transport, the most commonly used traction elevator counterweight. The top of the shaft engine room with the engine. The car is suspended on a rope, which is guided up over two pulleys to the count
  5. Ounce
    energy_1 749 calories in a 7 - ounce serving . What is the unit rate?
  6. Theorem prove
    thales_1 We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
  7. Intercept with axis
    log_10 F(x)=log(x+4)-2, what is the x intercept
  8. Dividing money
    money_16 Imrich, Daniel and Dezider shared an unknown amount in the ratio 1:2:4, where Dezider received 750 euros more than Imrich and Daniel got half as much as Dezider. Determine an unknown amount of money and determine the amounth that got Imrich, Daniel and De
  9. Reciprocal
    complex_numbers Calculate reciprocal of z=0.8+0.6i:
  10. Median and modus
    dice_3 Radka made 50 throws with a dice. The table saw fit individual dice's wall frequency: Wall Number: 1 2 3 4 5 6 frequency: 8 7 5 11 6 13 Calculate the modus and median of the wall numbers that Radka fell.
  11. Fish tank
    zebra_fish A fish tank at a pet store has 8 zebra fish. In how many different ways can George choose 2 zebra fish to buy?
  12. Geometric progression 2
    exp_x There is geometric sequence with a1=5.7 and quotient q=-2.5. Calculate a17.
  13. Energy
    energy In one region, the September energy consumption levels for single-family homes are found to be normally distributed with a mean of 1050 kWh and a standard deviation of of 218 kWh. Find the consumption level separating the bottom 45% from the top 55%.
  14. Discriminant
    Quadratic_equation_discriminant Determine the discriminant of the equation: ?
  15. Calculation
    pocty How much is sum of square root of six and the square root of 225?
  16. Bakers
    chlieb Baker Martin baked 5 times more cakes than Dennis. How many cakes baked Dennis if Martin bake 25 cakes?
  17. Logarithmic equation
    nat_log_ln Solve equation: log33(3x + 21) = 0