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Monochromatic light (single wavelength) falls on two narrow slits S1 and S2 which are very close together acts as two coherent sources, when waves coming from two coherent sources (S1, S2) superimposes on each other, an interference pattern is verified on the screen. In YDSE alternate bright and dark bands obtained on the screen. These bands are known as Fringes.
a small block of weight 10 Ib is placed on an inclined plane which makes an angle of 30 degree with the horizon. resolve the gravitational force.
Car travelling 60 km per hour Overtakes another car travelling at 42km per hour. Asuming each car to be 5metre long . Find totoal time taken during the Overtake. and road distance.
What is the mass of a two stage launch vehicle capable of putting a 100kg satellite into orbit around Mars, beginning in a parking orbit altitude at Earth of 200 km. Solve this pro
Q. Why X-rays are not used in microscopes? 1) The wavelength of X-rays is slighter than that of the visible light. 2) X-rays can't be focussed as visible radiations are foc
(a) With the help of a labelled diagram, define the principle and working of a moving coil galvanometer. (b) Two parallel coaxial circular coils of equal radius 'R' and equal nu
Can the batteries used in the torch lights be recharged after their discharge? Give reason? Ans) No,because the NH4Cl corrods the zn containger gradually.so with out anode redox
A 105-N suitcase sits on a rubber ramp at an airport carousel at a 25° angle. The weight vector can be broken into two perpendicular components. a. What is the magnitude of the
Q) What do u mean by magnetic induction? what is the dimensioin of magnetic induction? Ans) Electromagnetic induction is the manufacture of a potential difference (voltage) acro
A straight vertical wire passes by a wooden table top. The wire carries an upward directed current. Evaluate the path of the magnetic field of the wire at a point on the table top
calculate the distance a car travelled if its displacement was 50km and the distance it moved north was 40km.assuming it moved westward?
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