Determine which lamp emits photons at the greater rate

Assignment Help Physics
Reference no: EM13559609

An ultraviolet lamp emits light of wavelength 400nm at the rate of400W. An infrared lamp emits light of wavelength 700nm, also at therate of 400W.

(a) Which lamp emits photons at the greater rate and

(b) what is that greater rate.

Reference no: EM13559609

Questions Cloud

Define 4-methylcyclohexane is treated with 2% ethnolic pbp : What is the name of the product that results when 4-methylcyclohexane is treated with 2% ethnolic PBP solution
Determine the kinetic energy of the bucky balls used : A Buckyball is a molecule consisting of 60 carbon atoms arranged ina soccer ball like shape. Determine the kinetic energy of the Bucky balls used
Two forces are acting on an object-what is the net force : Two forces are acting on an object. Force 1 has a magnitude of33.0 N pointing due north. Force 2 has a magnitude of 88.1 Npointing 22.0 degrees south of west. What is the net force?
Explain what is the mass percent of kr in the mixture : A gas mixture is composed of 0.0856 mol of Ne and 0.0254 mol Kr. What is the mass percent of Kr in this mixture?
Determine which lamp emits photons at the greater rate : An ultraviolet lamp emits light of wavelength 400nm at the rate of400W. An infrared lamp emits light of wavelength 700nm, also at therate of 400W. Which lamp emits photons at the greater rate
Coefficient of friction between the punk and the ice : A hockey player hits a punk so that it comes to rest in 9s after sliding 30 m on the ice. Determine (a) the initial velocity of the punk, (b) the coefficient of friction between the punk and the ice.
What is the time interval between them according to her : An experimenter arranges to trigger two flash bulbs simultaneously, What is the time interval between them according to her
How large is the pulling force if the wagon is moving : A20 kg wagon is pulled along the level ground by a rope inclined at30 degrees above the horizontal. A friction force of 30 N opposesthe motion. How large is the pulling force if the wagon is moving with (a) constant speed, and (b) an acceleration of ..
Smooth road and road with coefficient of rolling friction : A 900 kg car is going 20 m/s along a level road. How large a constant retarding force is required to stop it in a distance of 30 m? Perform the calculations for a (a) smooth road and (b) road with coefficient of rolling friction of 0.03.

Reviews

Write a Review

Physics Questions & Answers

  At what temperature is the diameter of the hole equal

At what temperature is the diameter of the hole equal.

  What is the image distance of the new lens

An object is in front of a converging lens with a focal length of 11.0 cm. The lens produces a real image located 25.0 cm from the lens. what is the image distance of the new lens

  Evaluate the magnitude of the lift force

A helicopter is moving horizontally to the right with at aconstant velocity. The weight of the helicopter is W = 53800 N. What is the magnitude of the lift force

  Find the overall angular magnification of the microscope

The focal length of the eyepiece of a certain microscope is 18.0 mm. The focal length of the objective is 7.8 mm. find the overall angular magnification of the microscope

  What is the mass of the cargo

When empty, a particular helicopter of mass 3770 kg can accelerate straight upward at a maximum acceleration of 1.34 m/s2. What is the mass of the cargo

  Find the surface area of the drop

A spherical rain drop carries a charge of 2.70E-8 C and has a potential of 5.76E+4 V at the surface, Find the surface area of the drop

  Find the spheres total kinetic energy

A solid sphere of mass 4.4 kg and radius 0.12 m is at rest at the top of a ramp inclined 15°. Find the sphere's total kinetic energy when it reaches the bottom

  Find the angle between the two halves of the string

An archer's bow is drawn at its midpoint until the tension in the string is 0.835 times the force exerted by the archer. What is the angle between the two halves of the string

  Compute the total distance covered

A subway train starts from rest at a station and accelerates at a rate of 1.60 m/s squared for 14 seconds. Find the total distance covered

  What is the speed of the flatcar if he then stands on it

A 2150 kg railroad flatcar, which can move with negligible friction, is motionless next to a platform. What is the speed of the flatcar if he then stands on it

  A recipe for bread states that the dough must bake for 40

a recipe for bread states that the dough must bake for 40 minutes at a temperature of 190degc. the oven you are using

  What is their kinetic energy just before they strike floor

a 3.7 kg box of running shoes slides on a horizontal frictionless table and collides with a 2.4 kg box of ballet slippers initially at rest on the edge of the table, at height h = 0.33 m. what is their kinetic energy just before they strike the flo..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd