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1 Coulumb Charges:
1 coulumb charge is that amount of charge which when placed 1 m from an identical charge in vacuum which repels it with a force of 8.99 × 109 N.
A ball moving with speed v collides with a horizontal smooth surface at an angle ? with normal to surface in the figure. If coefficient of restitution is ‘e’ , then find VELOCITY a
Q. Prove that for thin films, the interference pattern in reflected and transmitted light are complementary to each other. Also explain why the excessively thin films seen i
What is meant by the sensitivity of a potentiometer? A battery E 1 of 4 V and a variable resistance R h are linked in series with the wire AB of the potentiometer. The length
Unit vector which is perpendicular to the resultant of 2i+3j+5k and -i+2j+7k ; and passes by (1,2,4)
Describe your view about piezoelectric generator. Piezoelectric generator: A slab of piezoelectric crystal is acquired and using that parallel plate capacitor is made. After
show that in a glass prism that the refractive index n = sin1/2(A+Dmin)/sin1/2A where a = refracting angle. hence if the angle of incidence i on oan air boundary is 60degrees. calc
When are intermolecular forces the strongest? Intermolecular forces (dipole-dipole, dispersion and hydrogen bonds). These forces are weaker than chemical (covalent) bonds. Thus
A diffraction grating with slits separated by 3.40 x 10 -6 m is illuminated by light with a wavelength of 589 nm. The separation between lines in the diffraction pattern is 0
The weightless truss shown below supports loads at point A & B and is fastened to the supports at C & E. The value of F1 in kN is given in P13 and the value of F2 in kN is given i
Verify the principle of working of a cyclotron. Write two uses of this machine. Draw a labelled ray diagram of a reflecting type telescope. Write it's any one benefit over refra
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