Geiger counter is suitable for _________________?

Related Mcqs:

1. Which of the following radiations are suitable for the treatment of an infection in the interior of the body ?

   A. α-rays
   B. β-rays
   C. γ-rays
   D. X-rays

2. Which one of the following material is most suitable for making core of an electromagnet ?

   A. air
   B. steel
   C. Cu-Ni alloy
   D. soft iron

3. The most suitable unit for expressing nuclear radius is_______?

   A. Angstrom
   B. Micro
   C. Nano meter
   D. Fermi

   Submitted by: Malik Asghar Hussain

4. Which instrument is suitable to measure the internal diameter of a test tube?

   A. Vernier Callipers
   B. Screw Gauge
   C. Bore Gauge
   D. None

   Submitted by: Warraich

5. CFC is used in _________________?

   A. Refrigeration
   B. Aerosol spray
   C. Plastic foam industry
   D. All of above

6. The current through a metallic conductor is due to the motion of _________________?

   A. free electrons
   B. protons
   C. neutrons
   D. still under controversy

7. Production of heat due to an electric current flowing through a conductor is given by _________________?

   A. Joule effect
   B. Joule Thomsons effect
   C. Comptons effect
   D. Feed back effect

8. A wire of uniform area of cross-section A length L and resistance R is cut into two parts. Resistivity of each part _________________?

   A. remains the same
   B. is doubled
   C. is halved
   D. becomes zero

9. If a body a mass of 2 kg is raised vertically through 2m, then the work done will be _________________?

   A. 38.2 J
   B. 392.1 J
   C. 39.2 J
   D. 3.92 J

10. 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