A mixture of sand and naphthalene can be separated by ________ ?

Related Mcqs:

1. The thermosphere extends from an altitude of ________ to the base of ________ at ________?

   A. 75 km, Mesosphere, 670 km B. 80 km, Ionosphere, 680 km C. 85 km, Exosphere, 690 km D. 90 km, Ozone Layer , 690 km Submitted by: Muhammad Abdullah...

2. Glass is made of the mixture of______________?

   A. Quartz and Mica B. Sand and Salt C. Sand and Silicates D. None of these Submitted by: Jack Sparrow...

3. What is a mixture of Potassium Nitrate Powdered Charcoal and Sulphur called?

   A. Paint B. Glass C. Gun Powder D. Cement Submitted by: ABDUL HAYEE...

4. Which of the following mixture of gases is required in gas welding?

   A. Oxygen and ethylene B. Oxygen and hydrogen C. Acetylene and oxygen D. Acetylene and hydrogen Submitted by: Ashfaque Ali Khoso...

5. Cooking gas is mixture of which two gases?

   A. Hydrogen and oxygen B. Methane and CO2 C. Methane and oxygen D. None of these Submitted by: Muhammad Mumtaz Haider...

6. SI unit of Illumination is ________?

   A. Candela B. Flux C. Lux D. None of these Submitted by: ENGR. HAFIZ RASHEED...

7. Magnitude of energy released by an earthquake is calculated using ________?

   A. Earthquake scale B. Seismic scale C. Richter scale D. Temblor scale Submitted by: Rashid Mehmood...

8. Exposure to sunlight helps a person improve his health because ________?

   A. Resistance power increases B. The infrared light kills bacteria in the body C. The ultraviolet rays convert skin oil into Vitamin D D. The pigment cells in the skin get stimulated and produce a healthy tan Submitted by: Rashid Mehmood...

9. The matter of our sun is in ________ state?

   A. Liquid B. Gas C. Solid D. Plasma Submitted by: AFNAN FAHIM KHATTAK...

10. Escape velocity depends on ________?

    A. Mass of the object trying to escape B. Radius of the planet or celestial body C. Both mass and radius of the planet or celestial body D. The velocity of the rotating planet Submitted by: Syed Ahsan Ali Shah...