When a brick is taken from the earth's surface to the...
When a brick is taken from the earth's surface to the moon, its mass
remains constant
reduces
increases
becomes zero
Correct answer is A
No explanation has been provided for this answer.
Primary colours of light are ...
The symbol −10X used to represent which of the particles?...
A motor of a corn mill machine operates on electrical energy of 1.44×105J. If one-quar...
Which of the following concepts is a method of heat transfer that does not require a material m...
A hot metal ball is suspended in the open air. As it cools it loses heat by? ...