A light paddle wheel is placed in the path of cathode rays in a cathode ray discharge tube experiment and it was found that cathode rays rotate the paddle wheel.

This observation leads to which of the following conclusions:

Cathode rays are negatively charged

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Cathode rays are positively charged

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Cathode rays contain material particles having both mass and velocity

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All of the above

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Solution

The correct option is C Cathode rays contain material particles having both mass and velocity
The rotation of the light paddle wheel on being placed in the path of cathode rays suggested that they contain material particles having both mass and velocity.

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Q. A light paddle wheel is placed in the path of cathode rays in a cathode ray discharge tube experiment and it was found that cathode rays rotate the paddle wheel.

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Positive Rays and Neutrons

Standard XII Chemistry

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A light paddle wheel is placed in the path of cathode rays in a cathode ray discharge tube experiment and it was found that cathode rays rotate the paddle wheel. This observation leads to which of the following conclusions:

The correct option is C Cathode rays contain material particles having both mass and velocityThe rotation of the light paddle wheel on being placed in the path of cathode rays suggested that they contain material particles having both mass and velocity.

A light paddle wheel is placed in the path of cathode rays in a cathode ray discharge tube experiment and it was found that cathode rays rotate the paddle wheel.

This observation leads to which of the following conclusions:

The correct option is C Cathode rays contain material particles having both mass and velocity
The rotation of the light paddle wheel on being placed in the path of cathode rays suggested that they contain material particles having both mass and velocity.