State any three uses of ir rays, Physics

Assignment Help:

Q. State any three uses of IR rays.

(a) Infrared lamps are utilized in physiotherapy.

(b) Infrared photographs are utilized in weather forecasting.

(c) As infrared radiations aren't absorbed by thick fog, air, mist and so on they are used to take photograph of long distance objects.

(d) Infra red absorption spectrum is utilized to study the molecular structure.


Related Discussions:- State any three uses of ir rays

Explain unit newton, NEWTON ? "The force which forms an acceleration of 1 m...

NEWTON ? "The force which forms an acceleration of 1 ms-2 in a mass of 1 kg". It is represented by N.

What is the v of he gas, At what temperature would the average speed of hel...

At what temperature would the average speed of helium atoms equal (a)the escape speed from Earth, 1.12 ´ 10 4  m/s, and (b) the escape speed from the Moon, 2.37´ 10 3  m/s? (See Ch

Diffrence in an induced and an electrostatic electric filed , Electrostatic...

Electrostatic field is caused by stationary charge, Induced field is caused by time-varying magnetic field

Explain the magnifying power of an astronomical telescope, The magnifying p...

The magnifying power of an astronomical telescope in the normal adjustment position is 100. The distance among the objective and the eye-piece is 101 cm. Measure the focal lengths

Determine the circuit impedance, An alternating voltage given by v=100sin24...

An alternating voltage given by v=100sin240t volts is applied across a coil of resistance 32 and inductance 100mH. Verify (a) the circuit impedance, (b) the current flowing,

Force between two magnetic poles, The force between two magnetic poles divi...

The force between two magnetic poles divided by a distance ‘d' in air is ‘F'. At what distance between them the force becomes doubled?

How radar gun measuring the velocity, When a radar gun says the pitch is 90...

When a radar gun says the pitch is 90 miles per hour at what point in the balls travel to home plate is the radar gun measuring the velocity? The measurement is made at the po

What is the width of the slit, In a Fraunhofer diffraction due to sing...

In a Fraunhofer diffraction due to single slit the 1 st order minimum is obtained at angle 30 0 with the incident beam. What is the width of the slit if wavelength of i

Ray diagrams for concave mirrors, Ray Diagrams for Concave Mirrors Obj...

Ray Diagrams for Concave Mirrors Object Located Beyond the Center of Curvature: Ray diagrams are meaningful tools for denoting the location of an image as generates through a

What is about capacitor, What is about Capacitor Capacitor:  Two conduc...

What is about Capacitor Capacitor:  Two conducting surfaces divided by an insulating layer.  It's a device capable of storing energy and charge. Capacitance= Charge on condu

Write Your Message!

Captcha
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