The activity of a radioactive substance depends on
...The activity of a radioactive substance depends on
temperature and purity
temperature and age
purity and age
age, purity and temperature
none of the above
Correct answer is E
No explanation has been provided for this answer.
Which of the following is not self-luminous? ...
what is the resultant resistance in the circuit given above ...
One watt-hour is equivalent to ...
Whenever light waves are restricted to a specific plane they are said to be ...
In the electrical method of making a magnet, the polar the magnet formed depends on the ...
An object is projected with a velocity of 100m-1 at an angle of 60° to the vertical. Calculate t...