Question
Goitre can result from a deficiency of which
mineral?Solution
Goitre is commonly caused by iodine deficiency, leading to an enlargement of the thyroid gland and associated thyroid disorders.
Compared to fresh Water, the freezing point of sea water is -
Why does a large fire in the open appear to be fanned by strong winds?
What is the phenomenon of light splitting into colors when passing through a prism? Â
A thin conducting rod of length 3 m is aligned vertically (along the z-axis) and is moving in space with a velocity vector v = (i + 4j) m/s within a un...
Two long parallel wires 2 cm apart carry 5 A and 3 A currents in the same direction. What is the force per unit length on one wire?
Which of the following electromagnetic waves are used for detection like Geiger tubes?
Which of the following equations correctly represents the momentum p of a photon of Energy E?
Light from a point source in air falls on a spherical glass surface (n=1.5 c and radius of curvature = 10 cm). The distance of the light source from the...
The electric and magnetic fields of an electromagnetic wave are _____________
Which of the following statement is correct?
I. Value of ‘g’ is higher at poles than equator
II. Weight of an object at moon is 1...
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