What is the power of the speaker

Assignment Help Physics

Reference no: EM13274033

(a) A person is standing 8 m away from a speaker and experiences an intensity level consistent with the standard pain threshold. what is the power of the speaker?

(b) If she moves 1m further away, what is the intensity level at that location? the intensity level?

Reference no: EM13274033

Questions Cloud

Find formula for the electric field intensity in the region : a)solve Laplace's equation in the dielectric region between the inner and outer conductors to find the potential V(r) in the region a

What percentage of the ice remains solid : If you mix 2.5g of 100 degree celcius steam with 60g of 0 degree celcius ice. what percentage of the ice remains solid

Explain a mixture containing nm iodoacetone : A mixture containing 80.0 nM iodoacetone (designated A) and 64.0 nM p-dichlorobenzene (designated B) gave the relative detector response (peak area of A)/(peak area of B) = 0.71 in a chromatography experiment.

What is the dividend payout parentage : The firm tries to maintain a 20 percent debt and 80 percent equity of its planned capital expenditures and does not plan to issue more stock. The firm estimates to earn 12 million in the next year.

What is the power of the speaker : A person is standing 8 m away from a speaker and experiences an intensity level consistent with the standard pain threshold. what is the power of the speaker

What is the break even point in pairs of shoes : The average selling price of shoes is $95 per pair. The variable cost is $55. The company incurs fixed cost is $160,00 per year.

Compute the wavefunction and the probability to tunnel : Compute the wavefunction and the probability to tunnel, for a proton in the potential: V(x)=0, when x 0.00 nm, and V(x)=2.0*10-19 J otherwise.

What is the air pressure at given point : Squeaky the balloon has been living large (diameter = 25 m) high above Santa ana college, where T= -20 Degree C, What is the air pressure at this point

Why is one signal sensitive to noise and other one is not : How does noise affect the measurement signals in analog and digital data lines. Why is one signal sensitive to noise and the other one is not

User Account

All Pages