A Skill Development Platform
Give principle, construction and theory of cyclotron.
How can a moving coil galvanometer be converted into (a) a voltmeter b) an ammeter c) on what factors sensitivity of galvanometer depend?
Using Gauss's theorem find electric field of a uniformly charged spherical shell at a point. Inside and outside its surface. Draw graph showing variation of electric field E with distance r.
State the principle of potentiometer. Draw a circuit diagram to compare the emf of two primary cells. Write the forumla used how can the sensitivity of a potentiometer be increased.
Define the terms 'Magnetic Declination' and Magnetic dip with the help of relevant diagram.
Draw electric field lines of a charge Q < o.
In a parallel plate capacitor, the capacitance increased from 4uF to 80uF on introducing the dielectric medium between the plates. What is the dielectric constant of medium?