Optics does not deal with ___________?

Related Mcqs:

1. How much heat does a 40 W bulb generates in one hour ?

   A. 144000J
   B. 144J
   C. 1.44J
   D. 14J

2. Which one of the following properties of light does not change with the nature of the medium ?

   A. velocity
   B. wavelength
   C. amplitude
   D. frequency

3. Which one of the following physical quantities does not have the dimensions of force per unit area ?

   A. Stress
   B. Strain
   C. Youngs modulus
   D. Pressure

4. Which of the following pairs does not have identical dimensions ?

   A. Torque and energy
   B. Momentum and impulse
   C. Energy and work
   D. Mass and moment of inertia

5. Which one does not work according to resonance ?

   A. T.V
   B. Radio
   C. Microwave oven
   D. Bulb

6. Hydrogen atom does not emit X-rays because _________________?

   A. its energy levels are too close to each other
   B. its energy levels are too far apart
   C. it is too small in size
   D. it has a single electron

7. In a clinical thermometer the mercury in the capillary tube does not contract once removed from the patient because_______________?

   A. Mercury takes a long time to contract
   B. The amount of mercury use is very small
   C. The capillary tube has a small constriction near the bulb
   D. The capillary tube is very narrow

8. A bird sitting on a high tension electric wire does not get electrocuted because:

   A. Sit has high resistance
   B. the body is earthed
   C. it does not form a closed path for the flow of current
   D. its feet are good insulators

   Submitted by: Abid Hussain

9. For ___________ flow the path of the fluid particles cannot be tracked?

   A. Laminar
   B. Streamline
   C. Turbulent
   D. Both A and B

10. Mirage is an example of ___________?

    A. reflection of light
    B. refraction of light
    C. Refraction and total internal reflection of light
    D. Scattering of light

    Submitted by: Ahmed Khana jamali