Cathode rays causes an object placed behind a perforated ...
Cathode rays causes an object placed behind a perforated anode to cast a shadow on the screen. This observation shows that the rays?
are positively charged
are negatively charged
have mass
travel in straight lines
Correct answer is D
Cathode rays travel in a straight line and can cast sharp shadows.
Cathode rays are negatively charged.
Electric field and magnetic field deflect cathode rays.
Which of the following are made by the process of polymerization? ...
The following are miscible with water except ...
Which of the following changes is characteristic of an alpha-particle emission? ...
The tincture of iodine means iodine dissolved in ...
What is the function of H2SO4 in the following reaction? C12 H22O11 conc. H2...
What is the atomic number of Strontium? ...
Which of the following sets of metals dissolves in dilute HCl? ...