Which one of the following elements the drum of a Photostat machine is made up of: _________?

Related Mcqs:

1. A photostat machine works on _____________?

   A. electromagnetic image making
   B. magnetic image making
   C. thermal image making
   D. electrostatic image making

   Submitted by: Abid Hussain

2. A man is standing on a weighing machine in a lift which is moving. The weighing machine will slow MINIMUM reading when, the lift is moving?

   A. Upward with uniform speed
   B. Downward with uniform acceleration
   C. In a free fall due to failure of the lift mechanism
   D. None of these

   Submitted by: Ashfaque Ali Khoso

3. The approximate intensity level of the sound which can cause damage to the ear drum is?

   A. 20 dB
   B. 60 dB
   C. 100 dB
   D. 160 dB

4. Elements are made of _________?

   A. Atoms
   B. Molecules
   C. H2O
   D. Compounds

5. Elements which have same number of protons but different number of neutrons are called as _________ ?

   A. Isotopes
   B. Isomers
   C. Allotropes
   D. Allomers

   Submitted by: Rashid Mehmood

6. In an MRI machine, which one of the following is used?

   A. Sound wave
   B. ‘X’-ray
   C. Ultra-sound wave
   D. Magnetic wave

   Submitted by: Malik Asghar Hussain

7. Which of the following elements is not present abundantly in earth’s crust ?

   A. Silicon
   B. Radium
   C. Aluminum
   D. Carbon

8. Laughing gas has chemical composition of following two elements ?

   A. Nitrogen + Hydrogen
   B. Nitrogen + Carbon
   C. Nitrogen + Oxygen
   D. Oxygen + Carbon
   E. None of these

9. Which of the following circuit elements is used to ‘block’ DC in an electronic circuit ?

   A. Resistances
   B. Capacitance
   C. Inductance
   D. Diode

   Submitted by: Malik Asghar Hussain

10. Who is the inventor of the first magnetic resonance imaging (MRI) machine?

    A. Godfrey Hounsfieldv
    B. Mattias Schleiden
    C. Raymond Damadian
    D. Theodore Schwann

    Submitted by: Malik Aqeel Ahmad