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Who discovered canal rays?
Canal rays were discovered by Sir William Crookes in 1870. He observed these rays while studying the behavior of cathode rays in a vacuum tube.
Why the nature of canal rays depends upon the nature of the gas in the discharge tube?
The nature of canal rays, or positive rays, depends on the gas in the discharge tube because these rays are composed of positively charged particles (often ions) that are produced when gas atoms are ionized. Different gases have distinct atomic structures, leading to the emission of different types of positive ions when the gas is ionized. Consequently, the mass, charge, and behavior of the canal rays will vary based on the specific gas used, affecting their properties such as speed and deflection in electric and magnetic fields. This variability is crucial for applications in fields like mass spectrometry and atomic research.
What are canal rays and why they are called canal rays?
Canal rays, also known as positive rays, are streams of positively charged particles, typically ions or atoms, that are emitted from the anode during gas discharge in a cathode ray tube. They are called "canal rays" because they travel through narrow channels or "canals" formed in the gas, which is ionized by the electrons emitted from the cathode. The discovery of canal rays helped in understanding the nature of atomic structure and led to the identification of different elements based on their positive ion emissions.
Why are anode rays called canal rays?
Anode rays are positively charged .so they are bend towards perforated cathode which is negatively charged and pass through them.since they have passed through canals or holes by producing fluorescence. Therefore they are known as canal rays.
Why anode rays also known as canal rays?
Anode rays are also known as canal rays because they were discovered to be positively charged particles produced in a cathode tube when the cathode rays strike a gas at low pressure. The particles travel in the opposite direction of cathode rays and move towards the anode or positive electrode, hence the name "anode rays."
Why positive rays called canal rays?
Positive rays are called canal rays because they are positively charged particles emitted by the anode and accelerated through a small canal or channel in the cathode of a cathode ray tube. These rays were discovered by Eugen Goldstein and were later studied by J.J. Thomson.
What are canal rays?
Canal rays, sometimes called anode rays, were first observed in by Eugen Goldstein in 1886. These rays are streams of positive ions in a rarefied gas and have a higher mass compared to electrons.
What is the difference between electron beam and cathod rays?
X ray is light and belongs to the family of electromagnetic waves. It is said to be photon whose rest mass is zero. X ray does not have charge.Electron is considered as particle which has mass, of 9.1 x10 -31 kg.Electrons posses negative charge that equals 1.602 x 10 -19 C
What is the nature of charge on cathod rays?
Cathode rays are negatively charged particles, which are typically electrons. These electrons are emitted from the cathode in a vacuum tube and are attracted to the positively charged anode.
What is the tube which connects liver to the alimentary canal?
Bile duct is the tube which connects liver to the alimentary canal
What is the difference between the alimentary canal and the digestive canal?
The alimentary canal is just the tube that goes from the mouth to the anus. The digestive system includes that tube but also all of the physiology that occurs along the tube and the accessory organs actions and products.
Why is the alimentary canal often called a a tube within a tube?
The alimentary canal is another name for the digestive tract. It is a tubular system that starts at the mouth and ends at the anus. It is enclosed by the coelom, thus forming a tube within a tube.
