The type of glass used in making lenses and prism is___________?

Related Mcqs:

1. Which lenses are used by people having short-sightedness?

   A. Convex B. Concave C. Concavo-convex D. Plain Submitted by: ABDUL HAYEE...

2. The lenses are used for the correction of:____________?

   A. Long-sightedness B. short sightedness C. Both A & B D. None of those Submitted by: MASOOD AHMED...

3. Which among the following types of lenses are prescribed by doctors for a patient suffering from astigmatism?

   A. Cylindrical Lens   B. Concave Lens C. Spherical Lens D. Convex Lens Submitted by: Rashid Mehmood...

4. When white light is passed through a prism, it splits into __________ colours.

   A. 5 B. 6 C. 7 D. 8...

5. A glass chimney stops an oil lamp from smoking because:

   A. It increases the supply of oxygen to the flame by convection B. The heat produced ensures complete C. Both to these D. Neither of these Submitted by: hamza...

6. 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...

7. Which variety of glass is heat resistant?

   A. Bottle glass B. Flint glass C. Hard glass D. Pyrex glass Submitted by: ABDUL HAYEE...

8. Which of the following cannot be stored in glass bottle?

   A. Aqua regia B. HF C. HCL D. HBr Submitted by: MUHAMMAD ALI...

9. Which one of the following of glass can cut ultraviolet rays?

   A. Jena Glass B. Soda Glass C. Pyrex Glass D. Crookes Glass Submitted by: Parvez Malik...

10. It is impossible for a type of O+ baby to have a type of____________mother:

    A. AB- B. O- C. O+ D. none...