Which of the following particles conduct electricity thro...
Which of the following particles conduct electricity through salty water?
Atom
molecules
Electrons
Neutrons
Ions
Correct answer is E
No explanation has been provided for this answer.
A wave has a frequency of 2Hz and a wavelength of 30cm. The velocity of the wave is ...
The sharpness of the boundary of the shadow of an object is determined by the ...
The velocity of sound in air at 15°C is 35400ms−1. Calculate the velocity at 47\(^o\...
The visible part of light consists of the following colours ...