Answer: Protons inside the nucleus of an atom are held together despite having the same positive charge because of the strong nuclear force, also known as the strong nuclear interaction or simply the strong force. The strong force is one of the fundamental forces in nature, along with gravity, electromagnetism, and the weak nuclear force. It is responsible for binding protons and neutrons (collectively known as nucleons) together in the nucleus of an atom.
Explanation: The strong force is an extremely powerful force at very short distances, acting over a range of about 1 femtometer (10^-15 meters). This force is much stronger than the electrostatic repulsion between protons due to their positive charges. So, even though protons have the same positive charge and would naturally repel each other due to the electromagnetic force, the strong nuclear force overcomes this repulsion and binds them together within the nucleus, keeping the nucleus stable.
Protons inside the nucleus of an atom are held together by the nuclear force, also known as the strong nuclear force. This force is strong enough to override the repulsive electromagnetic force between protons.
Protons inside the nucleus of an atom, despite having the same positive charge and thus naturally repelling each other, are held together fundamentally due to a force called the nuclear force, sometimes referred to as the strong nuclear force or strong interaction.
This is one of the four basic forces of nature, the others being gravity, electromagnetic force, and the weak nuclear force. The nuclear force is so strong that it overrides the repulsive electromagnetic force between protons thereby holding the protons together inside the nucleus.
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Answer:
Explanation: NO, because dental varnish interferes with the bonding and setting reaction of composite resins and glass ionomer restorations the use of varnish is contraindicated with these materials.
Due to high amount of dissolved oxygen in cold water, goldfish have a better chance of survival.
what is dissolved oxygen?
Dissolved oxygen is the amount of oxygen that is present in the water bodies.
As dissolved oxygen is very much important for the aquatic animals because their survival depends on the water. When we increases the temperature of water then the amount of dissolved oxygen decreases which cuts off the supply of oxygen to the aquatic animals. That's why every aquatic specie has a better chance of survival in the cold water, due to presence of the abundant dissolved oxygen.
Hence, goldfish has a better survival in cold water because of dissolved oxygen.
To learn more about dissolved oxygen, visit below link:
Answer: Option (a) is correct.
Explanation:
When an object moves from its initial position, it acquires some energy. This energy is called kinetic energy, as it is governed by the motion of an object.
The formula to calculate kinetic energy is as follows.
kinetic energy =
where,
m = mass of object
v = velocity of object
Thus, it is concluded that kinetic energy is the energy an object has due to its motion.