How far away should you stand from the stage

Reference no: EM13548659

At a rock concert, a decibel meter registers 120 dB when placed 2.8 m in front of a loudspeaker on the stage. How far away should you stand from the stage so you experience a somewhat reasonable loudness of 90 dB.

Reference no: EM13548659

Questions Cloud

What was the speed of the round : A 75kg gunsmith uses a friction-less merry-go-round to estimate the speed of a .036g round fired from a gun. What was the speed of the round

Compute how many rotations will the wheel make : A flywheel with a moment of inertia of .15 kgm2, is on a motor that puts out 2.4 Nm of torque. How many rotations will the wheel make by the time it reaches a speed of 1500 rpm

Angular speed of the sphere at the bottom of the slope : A 160-N sphere 0.20 m in radius rolls without slipping 6.0 m down a ramp that is inclined at 25° with the horizontal. What is the angular speed of the sphere at the bottom of the slope if it starts from rest? ______rad/s

What is the total moment of inertia of the system : A person with mass mp = 75.0 kg stands on a spinning platform disk with a radius of R = 1.77 m and mass md = 188.0 kg. The disk is initially spinning at ? = 1.5 rad/s. The person then walks 2/3 of the way toward the center of the disk (ending 0.59..

How far away should you stand from the stage : At a rock concert, a decibel meter registers 120 dB when placed 2.8 m in front of a loudspeaker on the stage. How far away should you stand from the stage

Define the radius of a tungsten atom : The radius of a tungsten atom is 137 pm. How many tungsten atoms would have to be laid side by side to span a distance of 3.90 mm

The course is signal transmission : The course is signal transmission

Initial angular momentum of the rod and disk system : A solid disk of mass m1 = 9.5 kg and radius R = 0.2 m is rotating with a constant angular velocity of ? = 31.0 rad/s. A thin rectangular rod with mass m2 = 3.4 kg and length L = 2R = 0.4 m begins at rest above the disk and is dropped on the disk w..

2-way switches and four intermediate switches : How to control one lamp from six different places by using two, 2-way switches and four intermediate switches. ?

User Account

All Pages