Which of the following particles conduct electricity through salty water?
A. Atom
B. molecules
C. Electrons
D. Neutrons
E. Ions
Correct Answer: Option E
E. Ions
Which of the following reasons explains why the walls and ceilings of a standard concert hall are usually covered with perforated pads?
January 30, 2019
A body accelerates uniformly from rest at the rate of 3 ms-1 for 8 seconds. Calculate the distance covered by the body during the acceleration.
January 3, 2019
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