The earth absorb radiation in Visible range but emit radiation at the same rate in the:

Related Mcqs:

1. How much solar flux absorb by earth’s  surface is used to drive hydrologic cycle: 

   A. 1/2sec B. 1/3rd C. 1/4th D. 1/5th Submitted by: Said wali shah...

2. Elements which emit natural radioactivity are known as __________ ?

   A. Radio elements B. Active elements C. Radioactive elements D. Nuclear elements Submitted by: Rashid Mehmood...

3. Generally the limit of visible spectrum is__________?

   A. 1000 to 300 A° B. 3800 to 7600 A° C. 8000 to 10,000 A° D. 12,000 to 15,000 A° Submitted by: Muhammad Ali Kunbhar...

4. The energy of one mole of photons of radiation, whose frequency is 4×10 14 Hz, is ___________?

   A. 159.6kJ B. 135.5 KJ C. 110.5 KJ D. 80.4 KJ Submitted by: Muhammad Ali Kunbhar...

5. When the radiation of light is passed through a prism, it undergoes __________?

   A. reflection B. interference C. diffraction D. refraction Submitted by: Shumail Farhan...

6. Which one of the following radiation has the longer wavelength?

   A. infra red B. visible C. x-ray D. ultra violet E. gamma rays Submitted by: Dr.Tassawer-e-Meran...

7. The unit of the rate constant (k) is same as that of rate of reaction________________?

   A. First order reaction B. Second order reaction C. Zero order reaction D. Third order reaction...

8. _____________ surfactants perform well over a wide range water hardness and PH?

   A. Anionic B. Cationic C. Nonionic D. Neutral Submitted by: Muhammad Ali Kunbhar...

9. The range of acid PH on PH scale is____________?

   A. 9 to 8 B. 6 to 7 C. 1 to 6 D. 1 to 10 Submitted by: Chakar Hussain Shar...

10. What is the abundant form of matter on earth ?

    A. Gas B. Liquid C. Solid D. Plasma...