Goldstein's Experiment: Anode Rays

Q. why did the mass and charge of anode rays depend on the gas taken whereas the cathode rays properties were independent of the gas taken

Q.

Ray A produces Fluorescence on a Zinc Sulphide screen and Ray B produces fluorescence on a soda-glass screen. What are A and B respectively?

1. A - X-Ray, B - $alpha$ Ray

2. A - Anode Ray, B - Cathode ray

3. A - $alpha$ Ray, B - X Ray

4. A - Cathode ray, B - Anode Ray

Q.

In an electric field the anode rays are deflected towards ___________ charged particle and this indicates that the anode rays are ________________charged.

Q.

The colour of the anode glow discharge tube containing carbon is green.

1. True
2. False

Q. In the cathode ray discharge tube, current flows only in/at ____.

1. low pressure
2. vacuum
3. low voltage
4. very thig

Q. What is the difference between anode and cathode rays?

Q.

Anode ray is also called ___ as it travels from ___ and passes through ___.

Q.

Anode Rays consist of a stream of ___________________particles.

Q.

Cathode rays obtained from different gases have same mass and charge. Explain.

Q. Electrons were discovered by _______ .

1. Rutherford
2. E.Goldstein
3. Chadwick
4. J.J Thomson

Q. Match the sub-atomic particles with the scientists who discovered them:

1. J.J. Thomson
2. E. Goldstein
3. J. Chadwick

Q. Define the subatomic particles of an atom? [3 Marks]​

Q. Proton has a charge of $\times$ ${10}^{-19}$ C

1. 1.6022
2. -1.6022
3. -9.1094