Online Test for 4362 Lab Assistant Jobs in Government Schools -8


10th - SCIENCE

  1. The Magnification produced by a mirror is 1/3, and then the type of mirror is ________
    1.  Plane
    2.  Concave
    3.  Convex
    4.  All the above

  2. Eye Lens is a_________
    1.  Double Concave Lens
    2.  Plano Concave Lens
    3.  Plano Convex Lens
    4.  Double Convex Lens

  3. Twinkling of Stars is due to a _______
    1.  Atmospheric Refraction
    2.  Dispersion
    3.  Reflection
    4.  Illusion

  4. Magnetic Field is a quantity that has_____
    1.  Spin
    2.  Direction
    3.  Magnitude
    4.  Magnitude and Direction

  5. The focal  length of concave lens is 2m then the power of the lens is______
    1.  -0.2D
    2.  +0.2D
    3.  +0.5D
    4.  -0.5D

  6. A electric current through a metallic conductor produces_______ 
    1.  Current
    2.  Magnetic Filed
    3.  Electric Filed
    4.  All the above

  7. In 'Fleming's Left Hand Rule', the fore finger represents the direction of ________
    1.  Electric Filed
    2.  Motion of a conductor
    3.  Magnetic Field
    4.  All the above

  8. The magnification produced by a mirror is 1/3, then the type of mirror is _________
    1.  Double Convex
    2.  Plane
    3.  Concave
    4.  Convex

  9. An object is placed at 25 c.m. from a convex lens whose focal length is 10 c.m. The image distance is_____
    1.  10 c.m.
    2.  50 c.m.
    3.  16.66 c.m.
    4.  None of the above

  10. The FUSE wire is made up an alloy of _____ 
    1.  Zinc and Tin
    2.  Lead and Iron
    3.  Lead and Copper
    4.  Lead and Tin



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