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A simple pendulum
Tie a cord at least 2 m long to some object like a stone or a small metal ball. Suspend this in a doorway or from a hook in the ceiling and begin it swinging through a large are. Count the number of swings it makes in 10 seconds and then multiply by 6 to see how more swings it makes per minute.
What are multistranded fibers? Multistranded optics is narrow walled tubes of transparent material that housing a number of smaller solid core fibers. These inner fibers are, u
Johannes Kepler revealed three empirical laws by using the data on planetary motion, pertaining to the orbit of planets. These laws are contained here because of the huge importanc
an oven is turned on at a room temperature of 20C and it takes 10 min to reach a temperature of 190C.a try of cookies is placed in the oven to bake for 10 min.the oven is then turn
What is the essential effect of a magnetic field? Answer: A magnetic field is an imperceptible entity that exists in a region of space that may be void of all matter in th
the theory for this motion
Rayleigh criterion; resolving power: A criterion for finding out how finely a set of optics might be able to distinguish. It start with the supposition that central ring of on
Oscillation of mercury coloumn in a U-tube
Q. What is artificial radioactivity? The phenomenon by which still light elements are made radioactive by artificial or induced methods is called artificial radioactivity. α
1. How fast must an object travel for its total energy to be (a) 1% more than its rest energy and (b) 99% more than its rest energy. 2. A proton is moving with a constant speed
Dual Nature of Light: As light is accepted as a form of waves as well as packets of photon. This nature of light is known as dual nature of light.
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