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If a person can throw a stone to maximum height of h metre vertically, then the
maximum distance through which it can be thrown horizontally by the same person is

$\dfrac{h}{2}$
h
2h
3h
Additional Questions

A thin copper wire of length l increases in length by 1%, when heated from 0°C to 100°C. If
a thin copper plate of area (2 l * l) is heated from 0°C to 100°C, the percentage increase in its are would be

Answer

3 mole of hydrogen is mixed with 1 mole of neon.
The molar specific heat at constant pressure is

Answer

3. Two conducting rings P and Q of radii r and 2r moving uniformly in opposite directions with
centre of mass velocities 2v and v respectively on a conducting surface S. There is a uniform field of magnitude B perpendicular to the plane of the rings.
The potential difference between the highest points of the two rings is

Answer

In an electromagnetic wave, the magnetic field is given by
$B_y=2*10^{-7}sin(0.5*10^3x+1.5*10^{11}t)T.$
The intensity of e.m. wave is about

Answer

A cubical vessel of height 1 m is full of water. What is the amount of work done in
pumping water out of the vessel ? (Take g = 10 m $S^2$)

Answer

The resistance across A and B in the figure below will be

Answer

Using the Gibbs energy changes, AG° = + 63.3 kJ for the following reaction,
Ag2CO3(s) = 2Ag(aq) + CO2-3(aq) the ksp of Ag2CO3 (s) in water at 25°C is (R = 8.314 JK mol!)

Answer

Successive emission of an a-particle and two B-particles by an atom of a radioactive element results in the formation of its:

Answer

Which one of the following compounds has the most acidic nature?

Answer

Which one of the following bases is not present in DNA ?

Answer
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