In a pendulum, the gravitational force acts as the restoring force. When the pendulum is at the maximum displacement position, the force that... View Article
According to Newton’s second law of motion, when a constant force is applied to an object it causes the body to accelerate in the direction of... View Article
The negative sign in Hooke's law shows that the restoring force exerted by the spring is in the opposite direction to the force that causes the... View Article
The spring constant cannot be negative. Spring constant will always be a positive value. The negative sign in Hooke's law shows that the... View Article
As the length of the spring is increased spring constant decreases. Spring constant and length are inversely proportional. If the spring is cut... View Article
Spring constant decreases with an increase in temperature. The definition of spring constant can be got from Hooke’s law. The unit of spring... View Article
The entropy will never decrease, it will remain constant or increase. Let us take the example of heat transfer, heat is spontaneously transferred... View Article
Yes, heavier objects have more inertia. It is difficult to move and stop objects with greater mass. The heavier objects will resist change more... View Article
According to Newton’s law of inertia, an object tends to resist any change in its state of rest or uniform motion unless it is acted upon by an... View Article
Momentum is given by the product of mass and velocity. According to the law of conservation of momentum when two objects collide, the total... View Article
https://byjus.com/jee-questions/how-many-electrons-are-present-in-an-atom-of-silicon/ Silicon has a total of 14 electrons. It has 2 electrons... View Article
Copper is not a magnetic material. Copper is diamagnetic and will not stick to the magnet. Copper cannot be used in making permanent magnets.... View Article
A rheostat is a variable resistor connected in a circuit to control the flow of the current. The rheostat has to be connected in series in the... View Article
https://byjus.com/jee-questions/is-zinc-a-semiconductor/ Zinc oxide is an n-type semiconductor. It has a wide bandgap of 3.37 eV and a high... View Article
The second law of thermodynamics was stated by Kelvin Planck and Clausius Kelvin Planck Statement: It is impossible to construct a heat engine... View Article
According to the law of inertia, every body continues to be in its state of rest or of uniform motion in a straight line unless it is compelled... View Article
For low carbon steel, the curie point or the curie temperature is 770 0C or 1390 0F. Steel loses its magnetic properties above the curie... View Article
Nichrome, a non-magnetic alloy of nickel and chromium has a high resistivity and resistance to oxidation at a high temperature. It is the most... View Article
Titanium is not a magnetic material. It is a paramagnetic material that is not affected by the magnetic field. Titanium is used in MRI since it... View Article
The strongest permanent magnets are neodymium (Nd) magnets. They are made from an alloy of neodymium, boron and iron to form Nd2Fe14B structure.... View Article
