UV light falls in the category of___________?

Related Mcqs:

1. Lead ball falls through water more slowly than through air because __________?

   A. The value of ‘g’ is less in water B. Density of air is less than that of water C. Of the viscous force in water D. Of The surface tension of water...

2. Fog that most often forms as warm rain falls into a cold layer of surface air is called ______________?

   A. Radiation fog B. Evaporation (mixing) fog C. Advection fog D. Upslope fog Submitted by: Mansoor Ul Haque...

3. A boy sitting in an open car moving with the constant speed throws a ball straight up into the air. The ball falls _________?

   A. behind him B. in front of him C. into his hand D. by his side Submitted by: Malik Asghar Hussain...

4. Humming bird belongs to a category called ?

   A. Ectotherm B. Endotherm C. Exotherm D. Heterotherm....

5. Which of the following pairs belong to the category of cold blooded animals?

   A. Snakes and birds B. Bat and rats C. Frog and snakes D. Birds and monkey Submitted by: Rashid Mehmood...

6. The _____ is the largest natural source of light?

   A. Sun B. Moon C. Star D. None of these Submitted by: Rafi Umar...

7. Who said that light is made of corpuscles/particles?

   A. Maxwell B. Einstein B. Newton D. Huygein Submitted by: Munwar Ali Sohu...

8. Which of the following is mainly used for light patrol engines ?

   A. Kerosene oil B. Paraffin oil C. Heavy Fuel oil D. Gasoline Submitted by: Faheem Zaman Dhaunroo...

9. Recently, scientists observed the merger of giant ‘blackholes’ billions of light-years away from the Earth. What is the significance of this observation?

   A. ‘Higgs boson particles’ were detected. B. Gravitational waves’ were detected. C. Possibility of inter-galactic space travel through ‘wormhole’ was confirmed. D. It enabled the scientists to understand ‘singularity’. Submitted by: Abid Hussain...

10. Which of the following phenomena of light are involved in the formation of a rainbow?

    A. Refraction B. Dispersion C. Total internal reflection D. All of the above Submitted by: Safdar Abbas...