Answer:
hi there
Explanation:
1 - III
2- 1
3-1
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The answer to this question is force
One of the main uses of this device is to test a beam of charged particles
What is cathode ray tube?
The cathode ray tube determines the charge flowing in a gas. When an electric field is set up using metal electrodes, the cathode ray tends to bend towards the positive electrode.
This concludes that a charge and the electrodes present helps determine the charge of the beam of charged particle.
Thus, one of the main uses of this device is to test a beam of charged particles.
Learn more about cathode ray tube.
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Answer: 14.122 units
Explanation:
We have the following vector:

If we want to find its magnitude we have to use the following formula:
This is the magnitude of vector 