RRB Junior Engineer (JE) Sample Paper: General Science-18
RRB Junior Engineer (JE) Sample Paper: General Science-18
1. Which of the following produces more severe bums?
(a) Boiling water
(b) Hot water
(c) Steam
(d) Melting iceberg
2. The sudden fall of atmospheric pressure indicates
(a) fair weather
(b) storm
(c) rain
(d) cold weather
3. Magnetism in materials is due to
(a) electrons at rest
(b) circular motion of electrons
(c) protons at rest
(d) all neutrons at rest
4. Short sight in human eye can be corrected by using proper
(a) convex lens
(b) concave lens
(c) cylindrical lens
(d) bifocal lens
5. What is the reason for twinkling of stars ?
(a) Dispersion of light
(b) Total internal reflection
(c) Atmospheric reflection
(d) Atmospheric refraction