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A simple pendulum of frequency f has a metal bob.If the bob us negatively charged and is allowed to oscillate with a posively charged plate under it , the frequency will.?Ans)DUE TO ATTRACTION THERE WILL BE TWO ACCLERATION ONE ACCELERATION DUE TO GRAVITY AND ACCELERATION DUE TO ATTRACTION THEREFORE ''G'' EFFECTIVE WILL DECREASE HENCE TIME PERIOD WILL INCREASE AND HENCE FREQUENCY WILL DECREASE.
Suppose you sound a 1056-Hz tuning fork at the same time you strike a note on the piano and hear 2 beats/second. You tighten the piano string very slightly and now hear 3 beats/s
Describe about Helium-Neon Laser in short. Helium-Neon Laser: The first gas laser termed as Helium-Neon (He-Ne) laser (one of the illustrations for four level lasers) was co
Name any two elementary particles which have almost infinite life time? Electron and proton have almost infinite life time.
why sky is blue
When a certain beam of light falls upon a metal surface, it ejects photoelectrons from it. The number of photoelectrons ejected per second by the beam of light depends upon on
A point source of light is taken at the bottom of a tank containing water (n for water = 4/3) to a depth of 0.5 m. Determine the area of the circular patch through which light from
Factors affecting capacitance: The factors which affect the capacitance of a parallel-plate capacitor are: Overlapping area of the plates (A). The capacitance increases
A small bulb is placed at the bottom of a tank containing water to a depth of 80 cm. What is the area of the surface of water through which light from the bulb can emerge out? Refr
a rocket is launched at an angle 53 degree to the horizontal with a speed of 100 m/s. it moves along its initial line of motion with an acceleration of 30m/s for 3 seconds. at thi
Q. Movement of principal ray? In every case a principal ray moves from the head of the object to the plane of the lens. It passes through the plane of the lens as well as conti
The frequency will probably decrease.
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